.container {
  width: auto;
  max-width: 1020px;
  padding-left: 20px;
  padding-right: 20px;
  margin-left: auto;
  margin-right: auto;
}

.mobile-visible {
  display: none;
}

/* 移动端触摸反馈增强 */
@media (max-width:50em) {
  * {
    -webkit-tap-highlight-color: rgba(139, 111, 71, 0.2);
  }
}

@media (max-width:60em) {
  .collection-card {
    width: 48%;
    height: 200px;
    margin: 1%;
  }
}

@media (max-width:35em) {
  .collection-card {
    width: 98%;
    max-width: none;
    margin: 10px auto;
  }
}

@media (max-width:50em) {
  .mobile-block {
    display: block;
    float: none
  }
  .mobile-hidden {
    display: none
  }
  .mobile-visible {
    display: inline-block
  }
  .mobile-md-section {
    padding: 15px 0
  }
  .column,
  .one-third-column {
    width: 100%!important;
    float: none;
  }
  .home .banner .collection-head {
    padding: 1.5rem 1rem 1.5rem 0;
    text-align: center;
  }
  .home .collection-head .collection-title {
    padding: 0;
  }
  .collection-head .collection-header {
    line-height: 1.1;
  }
  .collection-head.small .collection-title h1.collection-header {
    font-size: 1.5em;
  }
  .collection-head .collection-info .meta-info,
  .collection-head .collection-info .meta-info .octicon {
    font-size: 0.85em;
  }
  .site-header {
    padding-bottom: 10px;
    padding-top: 10px;
  }
  .site-header h1, .site-header h1 .octicon {
    font-size: 1.2em;
  }
  .site-header .site-header-nav {
    float: right;
    display: none;
    margin-bottom: 0;
    position: absolute;
    top: 100%;
    right: 0;
    background: rgba(245, 242, 232, 0.98);
    backdrop-filter: blur(10px);
    border: 1px solid #c8b593;
    border-radius: 8px;
    padding: 10px;
    box-shadow: 0 4px 20px rgba(139, 111, 71, 0.15);
    z-index: 1000;
  }
  .site-header .site-header-nav .site-header-nav-item {
    display: block;
    padding: 10px 15px;
    margin-left: 0;
    margin-bottom: 5px;
    font-size: 1rem;
    text-align: right;
    border-radius: 6px;
  }
  .site-header .site-header-nav .site-header-nav-item:last-child {
    margin-bottom: 0;
  }
  .collapsed {
    float: right;
    display: block;
    width: 28px;
    height: 2.5em;
    background-color: transparent;
    background-image: none;
    border: none;
    padding: 0;
    cursor: pointer;
    outline: none;
    border-radius: 8px;
    transition: all 0.3s ease;
  }
  .collapsed:hover {
    background: rgba(200, 181, 147, 0.2);
  }
  .collapsed:active {
    border: 1px solid transparent;
  }

  .collapsed .icon-bar {
    display: block;
    width: 24px;
    height: 3px;
    border-radius: 2px;
    background-color: #7a6a4a;
    transition: all 0.3s ease;
  }

  .collapsed .icon-bar + .icon-bar {
    margin-top: 5px;
  }

  .mini-repo-list-item .owner.css-truncate-target,
  .mini-repo-list-item .repo-and-owner.css-truncate-target {
    max-width: 200px
  }
  
  /* 改进移动端文章卡片样式 */
  .repo-list-item {
    padding: 15px;
    margin-bottom: 15px;
  }
  
  .repo-list-item h3 {
    font-size: 1.3rem;
  }
  
  /* 优化移动端代码块显示 */
  .markdown-body pre {
    padding: 15px;
    font-size: 80%;
    overflow-x: auto;
  }
  
  /* 优化移动端表格显示 */
  .markdown-body table {
    display: block;
    overflow-x: auto;
  }
  
  /* 改进移动端标题大小 */
  .markdown-body h1 {
    font-size: 2rem
  }
  .markdown-body h2 {
    font-size: 1.6rem
  }
  .markdown-body h3 {
    font-size: 1.4rem
  }
  .markdown-body h4 {
    font-size: 1.2em
  }
  .markdown-body h5 {
    font-size: 1.1em
  }

  .tools-wrapper {
    bottom: 1em;
    right: 1em;
  }
  
  /* 优化移动端按钮大小和间距 */
  .btn {
    padding: 12px 20px;
    font-size: 14px;
    margin: 5px 0;
    width: 100%;
  }
}

@media (max-width:20em) {
  .site-header-nav .site-header-nav-item {
    display: block;
    min-width: 100%;
    margin-bottom: 5px;
    text-align: left;
  }
  .collection-head .collection-info .meta-info {
    display: block;
    margin-top: 15px
  }
  
  /* 超小屏幕优化 */
  .container {
    padding-left: 10px;
    padding-right: 10px;
  }
  
  .markdown-body h1 {
    font-size: 1.8rem;
  }
  
  .markdown-body pre {
    padding: 10px;
    font-size: 75%;
  }
}