/* ============================================================
   Responsive — Mobile-first breakpoints
   ============================================================ */

/* Mobile — base styles handle this */

/* Mobile nav overlay */
@media (max-width: 480px) {
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(15, 20, 22, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--md-motion-duration-medium) var(--md-motion-easing-standard),
                visibility var(--md-motion-duration-medium) var(--md-motion-easing-standard);
  }

  .nav-links.open {
    opacity: 1;
    visibility: visible;
  }

  .nav-links .nav-link {
    font-size: 1.25rem;
    padding: 1rem 2rem;
  }

  .nav-toggle {
    display: flex;
    z-index: 101;
  }

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

/* Tablet */
@media (min-width: 481px) {
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(15, 20, 22, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--md-motion-duration-medium) var(--md-motion-easing-standard),
                visibility var(--md-motion-duration-medium) var(--md-motion-easing-standard);
  }

  .nav-links.open {
    opacity: 1;
    visibility: visible;
  }

  .nav-links .nav-link {
    font-size: 1.25rem;
    padding: 1rem 2rem;
  }

  .nav-toggle {
    display: flex;
    z-index: 101;
  }
}

/* Laptop — desktop nav */
@media (min-width: 769px) {
  .nav-links {
    position: static;
    flex-direction: row;
    background: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    opacity: 1;
    visibility: visible;
  }

  .nav-links .nav-link {
    font-size: var(--md-sys-typescale-label-size);
    padding: 0.5rem 1rem;
  }

  .nav-toggle {
    display: none;
  }

  .hero-content {
    max-width: 900px;
  }

  .footer-content {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }

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

/* Desktop */
@media (min-width: 1025px) {
  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
  }

  .cta-section-inner {
    max-width: 760px;
  }
}

/* Wide */
@media (min-width: 1441px) {
  .container {
    max-width: 1400px;
  }
}