/* Mobile-only layout adjustments. Desktop styles and typography remain intact. */
@media screen and (max-width: 768px) {
  html {
    -webkit-text-size-adjust: 100%;
  }

  body {
    min-width: 0;
    margin: 0;
    overflow-x: hidden;
  }

  #a {
    box-sizing: border-box;
    width: 100%;
    height: auto;
    min-height: 100vh;
    margin: 0;
    padding: 20px 16px 40px;
  }

  #a > p:first-child {
    margin: 0 0 14px;
    line-height: 1.2;
  }

  .chinesetitle,
  .chinese1 {
    font-size: clamp(28px, 9vw, 36px);
  }

  .secondarytitle {
    display: block;
    margin-top: 6px;
    font-size: clamp(23px, 7.5vw, 32px);
  }

  #b {
    display: flex;
    flex-wrap: wrap;
    gap: 2px 12px;
    box-sizing: border-box;
    width: 100%;
    height: auto;
    padding: 0;
    line-height: normal;
  }

  #b .a1 {
    flex: 1 1 calc(50% - 6px);
    box-sizing: border-box;
    height: 44px;
    overflow: hidden;
    line-height: 44px;
    white-space: nowrap;
  }

  #a > div:not(#b),
  #c,
  #cmb,
  #pikapika,
  #zhihu,
  #montage,
  #tank,
  #pic {
    box-sizing: border-box;
    width: 100%;
    height: auto;
  }

  #a img {
    float: none !important;
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0 auto 16px;
  }

  #a img[src$="holder.png"] {
    display: none;
  }

  #a p,
  #a h2,
  #a h3,
  #a a,
  #a span {
    overflow-wrap: anywhere;
  }

  .talksdate {
    float: none !important;
    display: block;
    margin-top: 4px;
  }

  #d {
    box-sizing: border-box;
    width: 100%;
    height: auto;
    padding: 20px 16px;
  }

  #d #d1 {
    float: none;
    width: 100%;
  }
}

@media screen and (max-width: 380px) {
  #b .a1 {
    flex-basis: 100%;
  }
}