@media (max-width: 1024px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 80px;
  }

  .nav-list {
    gap: 1.4rem;
  }
}

@media (max-width: 860px) {
  .container {
    width: min(100%, 90vw);
  }

  .skills-grid,
  .about-grid-cards,
  .achievements-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 999;
    background: rgba(248, 250, 252, 0.98);
    backdrop-filter: blur(20px);
    padding: 6rem 1.5rem 2rem;
    transform: translateX(-110%);
    width: min(320px, 100%);
    transition: transform var(--transition);
    display: block;
    box-shadow: 12px 0 40px rgba(15, 23, 42, 0.12);
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    gap: 1.5rem;
  }

  .nav {
    position: relative;
  }

  .hero {
    min-height: auto;
    padding: 80px 0;
  }

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

  .hero-visual {
    margin-top: 1.5rem;
  }

  .hero-decor-1,
  .hero-decor-2 {
    display: none;
  }
}

@media (max-width: 620px) {
  .section {
    padding: 70px 0;
  }

  .hero-title {
    font-size: 2.3rem;
  }

  .about-content h2,
  .contact-details h2 {
    font-size: 2rem;
  }

  .button {
    width: 100%;
  }

  .info-card,
  .contact-form {
    gap: 1rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .header.scrolled {
    padding: 0 0.75rem;
  }

  .container {
    width: min(100%, 95vw);
  }

  .nav-toggle {
    width: 2.8rem;
    height: 2.8rem;
  }

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

  .hero-text,
  .section-text {
    font-size: 0.98rem;
  }

  input,
  textarea {
    padding: 0.95rem 1rem;
  }
}