/* iPad portrait and other medium-width screens. */
@media (min-width: 601px) and (max-width: 900px) {
  section[id],
  .resume-card[id] {
    scroll-margin-top: 94px;
  }

  .menu {
    display: none;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(180px, 29%);
    gap: 24px;
    align-items: center;
    padding: 48px 0 26px;
  }

  .hero h1 {
    font-size: clamp(36px, 4.7vw, 46px);
    line-height: 1.04;
    margin: 16px 0;
  }

  .hero .lead {
    font-size: 16px;
    line-height: 1.6;
  }

  .hero-image img {
    width: 100%;
    max-width: 240px;
    border-radius: 24px;
  }

  .portfolio-navigation {
    margin-top: 22px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: 0 12px 28px rgba(28, 43, 85, 0.07);
  }

  .mobile-portfolio-intro {
    display: block;
    font-family: "Space Grotesk", sans-serif;
    font-size: 18px;
  }

  .hero .hero-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 13px;
  }

  .hero-nav .desktop-section-link {
    display: none;
  }

  .hero-nav .mobile-section-link,
  .hero-nav .cv-nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 52px;
    padding: 9px;
    border: 1px solid var(--ink);
    border-radius: 12px;
    box-shadow: 0 3px 0 var(--ink);
    font-size: 12px;
    line-height: 1.2;
  }

  .hero-nav-index {
    display: grid;
    place-items: center;
    width: 26px;
    height: 26px;
    flex: 0 0 26px;
    border-radius: 7px;
    background: var(--ink);
    color: #fff;
    font-size: 9px;
  }

  .hero-nav .cv-nav-link {
    grid-column: 1 / -1;
    background: var(--blue);
    color: #fff;
    border-color: var(--blue);
    box-shadow: 0 3px 0 #1d3cab;
  }

  .hero-nav .cv-nav-link .hero-nav-index {
    background: #fff;
    color: var(--blue);
  }

  .hero .actions {
    display: none;
  }

  .mobile-sticky-sections {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    position: fixed;
    top: 10px;
    left: max(20px, calc((100vw - 780px) / 2));
    right: max(20px, calc((100vw - 780px) / 2));
    z-index: 40;
    padding: 8px;
    background: rgba(245, 247, 251, 0.94);
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(28, 43, 85, 0.14);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-130%);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  }

  body.scrolled-nav .mobile-sticky-sections {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-sticky-sections a {
    display: flex;
    align-items: center;
    gap: 7px;
    min-width: 0;
    min-height: 44px;
    padding: 7px;
    border: 1px solid var(--ink);
    border-radius: 10px;
    background: #fff;
    color: var(--ink);
    text-decoration: none;
    font-size: 12px;
    font-weight: 800;
    box-shadow: 0 3px 0 var(--ink);
  }

  .mobile-sticky-sections .hero-nav-index {
    width: 22px;
    height: 22px;
    flex-basis: 22px;
    font-size: 8px;
  }

  .mobile-sticky-sections a.active {
    background: var(--blue);
    color: #fff;
    border-color: var(--blue);
    box-shadow: 0 3px 0 #1d3cab;
  }

  .mobile-sticky-sections a.active .hero-nav-index {
    background: #fff;
    color: var(--blue);
  }

  .background-section > .section-title,
  .desktop-index-label {
    display: none;
  }

  .mobile-index-label,
  .mobile-section-index {
    display: block;
  }

  .mobile-section-index {
    margin: 0 0 14px;
  }

  .accent-card .mobile-section-index {
    color: #aebcff;
  }

  .projects {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .project {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto 1fr auto;
    min-width: 0;
  }

  .project > img {
    height: 230px;
  }

  .project-body {
    padding: 24px;
  }

  .project h3 {
    font-size: 25px;
  }

  .project p {
    font-size: 14px;
    line-height: 1.6;
  }

  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gallery figure:last-child {
    grid-column: auto;
  }

  .gallery img {
    height: 170px;
  }
}

@media (min-width: 601px) and (max-width: 740px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) 180px;
    gap: 18px;
  }

  .hero h1 {
    font-size: 34px;
  }

  .projects {
    grid-template-columns: minmax(0, 1fr);
  }
}