/* ══════════════════════════════════
   responsive.css — Media Queries
   ══════════════════════════════════ */

/* ── Tablet ── */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

  .hero-stats {
    gap: 2rem;
    flex-wrap: wrap;
  }
}

/* ── Mobile ── */
@media (max-width: 768px) {
  /* Nav */
  nav {
    padding: 1rem 1.5rem;
    flex-wrap: wrap;
    gap: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    width: 100%;
    padding: 0.75rem 0 1rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li a {
    display: block;
    padding: 0.65rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--border);
  }

  /* Hero */
  #hero {
    padding: 7rem 1.5rem 3rem;
  }

  h1 {
    font-size: 2.8rem;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .stat-num {
    font-size: 1.6rem;
  }

  /* Sections */
  section {
    padding: 4rem 1.5rem;
  }

  h2 {
    font-size: 1.9rem;
    margin-bottom: 2rem;
  }

  /* Section dividers */
  .section-divider {
    margin: 0 1.5rem;
  }

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

  /* Education */
  .edu-grid {
    grid-template-columns: 1fr;
  }

  /* Certs */
  .certs-grid {
    grid-template-columns: 1fr;
  }

  /* Contact */
  .contact-links {
    flex-direction: column;
    align-items: center;
  }

  .contact-pill {
    width: 100%;
    justify-content: center;
  }
}

/* ── Small mobile ── */
@media (max-width: 420px) {
  h1 {
    font-size: 2.2rem;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }
}