:root {
  --primary: #3b82f6;
  --secondary: #2563eb;
  --accent: #10b981;
  --bg-dark: #12151c;
  --bg-card: #182136;
  --text-primary: #e0e7ff;
  --text-secondary: #94a3b8;
  --border-radius: 1rem;
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-dark) url('assets/img/asr.jpg') center center/cover fixed;
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  z-index: 1001;
  transition: width 0.2s linear;
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1200;
  background: var(--bg-card);
  border-radius: 50%;
  border: none;
  width: 50px;
  height: 50px;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  padding: 12px;
  transition: background-color 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.mobile-menu-toggle:hover {
  background-color: var(--primary);
}

.mobile-menu-toggle span {
  width: 22px;
  height: 3px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

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

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.85);
  z-index: 1050;
  backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
  display: block;
  opacity: 1;
}

/* Header - Complete Profile + Navigation */
.header {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 320px;
  background-color: var(--bg-card);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  padding: 2rem 1.5rem;
  overflow-y: auto;
  border-radius: 0 1.5rem 1.5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.3s ease;
  z-index: 1100;
  transform: translateX(0);
}

.header::-webkit-scrollbar {
  width: 6px;
}

.header::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
}

.header::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 3px;
}

.header-content {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Profile Section */
.profile-section {
  width: 100%;
  max-width: 280px;
  text-align: center;
  margin-bottom: 2.5rem;
}

.profile-img {
  width: 150px;
  height: 150px;
  margin: auto;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 0 15px var(--primary);
  transition: box-shadow 0.3s ease;
  position: relative;
}

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

.profile-placeholder {
  width: 100%;
  height: 100%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 700;
  color: white;
}

.profile-img:hover {
  box-shadow: 0 0 25px var(--secondary);
}

.profile-name {
  font-size: 1.75rem;
  margin: 1.5rem 0 0.5rem;
  font-weight: 700;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.profile-title {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

/* Social Links */
.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-size: 1.2rem;
  transition: background-color 0.3s ease, color 0.3s ease;
  text-decoration: none;
}

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

/* Navigation Menu */
.nav-menu {
  width: 100%;
}

.nav-menu ul {
  list-style: none;
  padding: 0;
}

.nav-menu li {
  margin-bottom: 1rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-secondary);
  font-weight: 600;
  padding: 0.6rem 1.2rem;
  border-radius: var(--border-radius);
  transition: background-color 0.3s ease, color 0.3s ease;
  user-select: none;
  text-decoration: none;
}

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

.navicon {
  font-size: 1.3rem;
  color: inherit;
}

/* Main Content */
.main {
  margin-left: 320px;
  padding: 3rem 4rem;
  max-width: 100%;
  min-height: 100vh;
  background-color: rgba(15, 23, 42, 0.8);
  transition: margin-left 0.3s ease;
}

.section {
  margin-bottom: 4rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: 2.6rem;
  font-weight: 700;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-name {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-title {
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.typing-cursor {
  display: inline-block;
  margin-left: 3px;
  width: 2px;
  animation: blink 1s infinite;
}

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

/* About Section - Complete */
.about-content {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 3rem;
  align-items: start;
}

.about-image img {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.about-info h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

.about-description {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: var(--text-secondary);
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.info-column ul {
  list-style: none;
  padding: 0;
}

.info-column li {
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
}

.info-column i {
  color: var(--accent);
}

.info-column strong {
  color: var(--primary);
}

/* Stats Section - Complete */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.stat-item {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
}

.stat-icon i {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.stat-label {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Resume Section - Complete */
.resume-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.resume-column {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.resume-title {
  color: var(--primary);
  font-size: 1.5rem;
  margin: 0 0 1.5rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--primary);
}

.resume-item {
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--accent);
}

.resume-item h4 {
  color: var(--primary);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.resume-item h5 {
  color: var(--accent);
  font-size: 1rem;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.resume-item p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

.resume-item em {
  color: var(--text-secondary);
  font-style: italic;
}

.resume-item ul {
  list-style: none;
  padding: 0;
}

.resume-item ul li {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  position: relative;
}

.resume-item ul li:before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
}

/* Skills Section - Complete */
.skills-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.skills-column {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.skills-column h3 {
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-align: center;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--primary);
}

.skill-item {
  margin-bottom: 2rem;
}

.skill-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.skill-name {
  font-weight: 600;
  color: var(--text-primary);
}

.skill-percentage {
  color: var(--accent);
  font-weight: 600;
}

.skill-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 4px;
  width: 0;
  transition: width 1.5s ease-in-out;
}

/* Certifications Section - Complete */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.cert-item {
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-left: 4px solid var(--primary);
}

.cert-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.cert-icon i {
  font-size: 2rem;
  color: var(--primary);
  min-width: 2rem;
}

.cert-content h4 {
  color: var(--primary);
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
  font-weight: 600;
}

.cert-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

/* Portfolio/Gallery Section - Complete */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.portfolio-item {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  aspect-ratio: 4/3;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(59, 130, 246, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-btn {
  background: white;
  color: var(--primary);
  border: none;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  transition: transform 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-btn:hover {
  transform: scale(1.2);
}

/* Services Section - Complete */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.service-item {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  border-left: 4px solid var(--accent);
}

.service-item:hover {
  transform: translateY(-5px);
}

.service-icon i {
  font-size: 2.5rem;
  color: var(--primary);
  min-width: 2.5rem;
}

.service-content h4 {
  color: var(--primary);
  font-size: 1.3rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.service-content p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* Testimonials Section - Complete */
.testimonials-container {
  max-width: 800px;
  margin: 0 auto;
}

.testimonials-slider {
  position: relative;
  overflow: hidden;
  height: 280px;
  border-radius: var(--border-radius);
  background-color: var(--bg-card);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.testimonial-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transform: translateX(100%);
  transition: all 0.5s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  box-sizing: border-box;
}

.testimonial-item.active {
  opacity: 1;
  transform: translateX(0);
}

.testimonial-content p {
  font-size: 1.2rem;
  font-style: italic;
  margin-bottom: 2rem;
  color: var(--text-secondary);
  line-height: 1.8;
  text-align: center;
}

.quote-icon-left,
.quote-icon-right {
  font-size: 2rem;
  color: var(--primary);
  margin: 0 0.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.3);
  border-radius: 0.75rem;
  margin-top: auto;
}

.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}

.author-info h4 {
  color: var(--primary);
  margin-bottom: 0.3rem;
  font-weight: 600;
}

.author-info p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 0.9rem;
}

.testimonials-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-top: 2.5rem;
}

.testimonial-btn {
  background: var(--primary);
  border: none;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.testimonial-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.testimonials-dots {
  display: flex;
  gap: 0.75rem;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: var(--transition);
}

.dot.active {
  background: var(--primary);
  transform: scale(1.2);
}

/* Contact Section - Complete */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-card);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
}

.contact-icon i {
  font-size: 1.5rem;
  color: white;
}

.contact-details h4 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.contact-details p {
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.4;
}

.contact-form {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.form-group {
  margin-bottom: 1.5rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color 0.3s ease;
  font-family: inherit;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-secondary);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.submit-btn {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Footer - Complete */
.footer {
  background: var(--bg-card);
  padding: 2rem 0;
  margin-top: 4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  text-align: center;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.footer-content p {
  margin: 0;
  font-size: 0.95rem;
}

.footer-content a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-content a:hover {
  color: var(--secondary);
}

.footer-content .img-fluid {
  max-height: 50px;
  width: auto;
}

/* Scroll to Top */
.scroll-top {
  position: fixed;
  right: 2rem;
  bottom: 2rem;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scroll-top.show {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--secondary);
  transform: translateY(-3px);
}

/* Lightbox - Complete */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 2000;
  justify-content: center;
  align-items: center;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  transition: color 0.3s ease;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.lightbox-close:hover {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.2);
}

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 0.5rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* MOBILE RESPONSIVE */
@media (max-width: 1024px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .header {
    width: 300px;
    padding: 1.8rem 1.2rem;
    border-radius: 0 1rem 1rem 0;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .header.active {
    transform: translateX(0);
  }

  .main {
    margin-left: 0;
    padding: 2rem 1.5rem;
  }

  .profile-img {
    width: 120px;
    height: 120px;
  }

  .profile-name {
    font-size: 1.5rem;
  }

  .profile-title {
    font-size: 1rem;
  }

  .social-links a {
    width: 35px;
    height: 35px;
    font-size: 1.1rem;
  }

  .nav-link {
    padding: 0.6rem 1rem;
    font-size: 0.95rem;
  }

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

  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .resume-content,
  .skills-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .info-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

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

  .certifications-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .main {
    padding: 1rem;
  }

  .section {
    margin-bottom: 3rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

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

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

  .testimonials-slider {
    height: 320px;
  }

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

  .header {
    width: 280px;
    padding: 1.5rem 1rem;
  }

  .profile-img {
    width: 100px;
    height: 100px;
  }

  .profile-name {
    font-size: 1.3rem;
  }

  .contact-item {
    flex-direction: column;
    text-align: center;
  }

  .service-item {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .header {
    width: 260px;
  }

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

  .hero-title {
    font-size: 1rem;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

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

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