/* 响应式：移动端布局调整 */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 2.5rem 1.5rem 4rem;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .hero-text {
    align-items: center;
  }

  .hero-desc {
    max-width: 100%;
  }

  .polaroid {
    width: 300px;
    margin: 0 auto;
  }

  .hero-icons {
    flex-wrap: wrap;
    justify-content: center;
  }

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

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

  .skill-archive-card {
    flex-direction: column;
    min-height: auto;
  }

  .skill-archive-visual {
    width: 100%;
    min-width: 100%;
    border-right: none;
    border-bottom: 3px solid #000;
    padding: 0.75rem;
    font-size: 1.8rem;
  }

  .skill-archive-ai-columns {
    flex-direction: column;
  }

  .skill-archive-ai-col {
    border-right: none;
    border-bottom: 1px solid #ddd;
    padding: 0.5rem 0;
  }

  .skill-archive-ai-col:last-child {
    border-bottom: none;
  }

  .exp-card {
    min-height: 280px;
  }

  .exp-card-title {
    font-size: 1.85rem;
  }

  .exp-meta-date {
    width: 100%;
    margin-left: 0;
  }

  .exp-overlay-panel {
    border-radius: 14px;
  }

  .exp-overlay-close {
    top: 10px;
    right: 10px;
    width: 34px;
    height: 34px;
    font-size: 0.9rem;
  }

  .exp-overlay-layout {
    grid-template-columns: 1fr;
  }

  .exp-overlay-left {
    border-right: none;
    border-bottom: 3px solid #000;
    min-height: auto;
  }

  .exp-overlay-left-frame {
    height: 120px;
    margin-top: 0.75rem;
  }

  .exp-overlay-left-personal {
    min-height: auto;
    max-height: 50vh;
    overflow-y: auto;
  }

  .bishe-video-play {
    width: 40px;
    height: 40px;
  }

  .bishe-video-play-icon {
    font-size: 1.1rem;
  }

  .bishe-video-label {
    font-size: 0.6rem;
  }

  .exp-overlay-article-card-overlay {
    padding: 0.8rem 0.5rem 0.4rem;
  }

  .exp-overlay-article-card-text {
    font-size: 0.6rem;
  }

  .exp-overlay-article-card-arrow {
    font-size: 0.55rem;
    padding: 0.12rem 0.4rem;
  }

  .exp-overlay-right {
    padding: 1rem;
  }

  .exp-overlay-main-title {
    max-width: 100%;
  }

  .docs-cards-grid {
    grid-template-columns: 1fr;
  }

  .recent-cards-wrapper {
    flex-direction: column;
    align-items: stretch;
    gap: 0.9rem;
    margin-left: 0;
  }

  .recent-arrow {
    display: none;
  }

  .recent-card,
  .recent-card-blue,
  .recent-card-pink,
  .recent-card-green {
    width: 100%;
  }

  .recent-header-container {
    margin-left: 0;
  }

  .recent-title {
    font-size: 1.15rem;
  }

  .recent-card-content {
    font-size: 1.3rem;
  }

  .recent-decor-arrow,
  .recent-dot-group,
  .recent-star-icon,
  .recent-lightning-icon {
    display: none;
  }

  .timeline-board {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.2rem;
  }

  .timeline-rail {
    display: none;
  }

  .timeline-column-tag {
    font-size: 1.15rem;
  }

  .timeline-column-left .timeline-task {
    margin-top: 0.6rem;
  }

  .timeline-task {
    margin-left: 0 !important;
  }

  .timeline-task-text {
    max-width: 100%;
    padding-right: 2.4rem;
  }

  .nav-container {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    padding: 0.5rem;
    border: none;
    background: transparent;
    font-size: 1.4rem;
    cursor: pointer;
  }

  .nav-links {
    display: none;
    width: 100%;
    order: 1;
    flex-direction: column;
  }

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

  .video-page .search-bar,
  .works-page .search-bar,
  .docs-page .search-bar,
  .experience-page .search-bar {
    width: 100%;
  }

  .skills-header-stickers {
    min-height: 70px;
    width: 100%;
  }

  .skills-sticker {
    font-size: 0.6rem;
    box-shadow: 3px 3px 0 0 #000;
  }

  .skills-sticker--1 {
    width: 58px;
    height: 22px;
    left: 15%;
    margin-top: -11px;
    margin-left: -29px;
  }

  .skills-sticker--2 {
    width: 76px;
    height: 22px;
    left: 50%;
    margin-top: -11px;
    margin-left: -38px;
  }

  .skills-sticker--3 {
    width: 48px;
    height: 22px;
    left: 85%;
    margin-top: -11px;
    margin-left: -24px;
  }

  .skills-verified-badge {
    width: 96px;
    height: 96px;
  }

  .skills-badge-icon {
    font-size: 1.2rem;
  }

  .skills-verified-badge .skills-badge-text {
    font-size: 0.55rem;
  }

  .stage-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
  }

  .stage-card-left,
  .stage-card-right {
    transform: none;
  }

  .stage-card:hover {
    transform: translateY(-4px);
  }

  .stage-card-media {
    aspect-ratio: 16/9;
  }

  .video-page .page-title,
  .works-page .page-title,
  .docs-page .page-title,
  .skills-page .page-title,
  .experience-page .page-title,
  .skills-page-title {
    font-size: 2.8rem;
  }

  .skills-title-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .skills-subtitle-block {
    max-width: 100%;
    margin-left: 0;
  }

  .skills-header-deco {
    left: 0;
    right: 0;
    top: -12px;
  }

  .skills-header-sticker--sparkle {
    width: 3.2rem;
    height: 3.2rem;
    font-size: 1.3rem;
  }

  .skills-header-sticker--rocket {
    left: -1.52rem;
    bottom: -0.48rem;
    width: 2.4rem;
    height: 2.4rem;
    font-size: 0.95rem;
  }

  .skills-header-sticker--star {
    left: 100%;
    top: -0.28rem;
    margin-left: 0.58rem;
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.8rem;
  }


  .skill-card-body-horizontal {
    grid-template-columns: repeat(2, 1fr);
  }

  .skill-card-blue .skill-card-body-horizontal {
    grid-template-columns: repeat(2, 1fr);
  }

  .skill-card-body-grid {
    grid-template-columns: 1fr;
  }
}