:root {
  --mobile-nav-width: min(80vw, 320px);
}

@media (max-width: 1200px) {
  .about-container,
  .contact-container {
    gap: 40px;
  }

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

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

@media (max-width: 1024px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: var(--mobile-nav-width);
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 22px;
    padding: 32px 24px;
    background: rgba(11, 17, 32, 0.97);
    backdrop-filter: blur(16px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: -12px 0 30px rgba(0, 0, 0, 0.25);
    transition: right 0.35s ease;
    z-index: 1000;
  }

  .nav-links.active {
    right: 0;
  }

  .hero-container,
  .about-container,
  .contact-container {
    grid-template-columns: 1fr;
  }

  .hero-container {
    gap: 60px;
    text-align: center;
  }

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

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

  .hero-image {
    width: min(100%, 420px);
    margin: 0 auto;
  }

  .about-image {
    margin-bottom: 20px;
  }

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

  .skills-container {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

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

  .cursor-glow {
    display: none !important;
  }
}

@media (max-width: 768px) {
  section {
    padding: 90px 5vw;
  }

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

  .section-title {
    font-size: clamp(1.6rem, 5vw, 2.1rem);
  }

  .hero {
    min-height: auto;
    padding-top: 140px;
    padding-bottom: 90px;
  }

  .hero-name {
    font-size: clamp(2.2rem, 7vw, 3rem);
  }

  .hero-desc {
    font-size: 0.98rem;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }

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

  .timeline {
    padding-left: 20px;
  }

  .timeline-item {
    padding-left: 18px;
  }

  .services-grid,
  .projects-grid,
  .cert-grid,
  .achievement-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .contact-form-wrap {
    padding: 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-container {
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .navbar {
    padding: 16px 4vw;
  }

  .logo {
    font-size: 1.15rem;
  }

  .hero {
    padding-top: 120px;
  }

  .hero-greeting {
    font-size: 0.8rem;
    letter-spacing: 1.4px;
  }

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

  .hero-role {
    font-size: 1.05rem;
    min-height: 1.8rem;
  }

  .hero-desc {
    font-size: 0.95rem;
    margin-bottom: 24px;
  }

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

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

  .testimonial-card {
    padding: 24px 18px;
  }

  .contact-item {
    align-items: flex-start;
  }

  .contact-item p {
    font-size: 0.95rem;
  }

  .back-to-top {
    width: 46px;
    height: 46px;
    right: 16px;
    bottom: 16px;
  }
}