/* ============================================================
     简笔画大全 · 前台样式
     调性：纸张 + 铅笔 —— 暖白纸面、炭灰线条、暖橙点缀
     ============================================================ */

  *, *::before, *::after { box-sizing: border-box; }

  :root {
    --paper:      #FDFAF5;   /* 暖白纸面 */
    --paper-2:    #F6F1E8;   /* 略深的纸 */
    --card:       #FFFFFF;
    --ink:        #241F1A;   /* 暖炭灰 */
    --ink-2:      #5C554C;
    --ink-3:      #9A9186;
    --line:       #EAE2D6;

    --accent:     #FF6B35;   /* 暖橙：火柴/蜡笔 */
    --accent-dk:  #E85A24;
    --accent-soft:#FFF0E8;

    --teal:       #2AA79B;
    --teal-soft:  #E6F5F3;

    --shadow-sm:  0 1px 2px rgba(60,45,30,.06);
    --shadow:     0 2px 10px rgba(60,45,30,.07);
    --shadow-lg:  0 14px 34px rgba(60,45,30,.14);

    --r-card:     18px;
    --r-pill:     999px;
  }

  html { scroll-behavior: smooth; }
  html, body { margin: 0; padding: 0; }

  body {
    background: var(--paper);
    color: var(--ink);
    font-size: 15px;
    line-height: 1.75;
    font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

  a { color: inherit; text-decoration: none; }
  img { display: block; max-width: 100%; }

  /* ================= 整体宽度：PC 80% ================= */
  .wrap { width: 80%; margin: 0 auto; }

  /* ================= 站点头部（首页以外的页面） ================= */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, .92);
    -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
  }
  .site-header-inner {
    display: flex;
    align-items: center;
    gap: 20px;
    height: 68px;
  }
  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex: 0 0 auto;
  }
  .brand-mark {
    width: 38px; height: 38px;
    flex: 0 0 38px;
    display: grid; place-items: center;
    border-radius: 11px;
    background: linear-gradient(145deg, #FF8355, var(--accent) 55%, var(--accent-dk));
    color: #fff;
    box-shadow: 0 4px 12px rgba(255,107,53,.3);
    transform: rotate(-4deg);
    transition: transform .3s cubic-bezier(.34,1.56,.64,1);
  }
  .brand:hover .brand-mark { transform: rotate(4deg) scale(1.06); }
  .brand-mark svg { width: 21px; height: 21px; }
  .brand-name {
    font-size: 19px;
    font-weight: 800;
    letter-spacing: 1.2px;
    color: var(--ink);
    white-space: nowrap;
  }

  /* 头部里的紧凑搜索框（选择器加权重，避免被下方 .search 覆盖） */
  .search.search-sm {
    max-width: 400px;
    margin: 0 0 0 auto;
    padding: 4px 4px 4px 16px;
  }
  .search.search-sm input { height: 38px; font-size: 14px; }
  .search.search-sm button { height: 38px; padding: 0 20px; font-size: 14px; letter-spacing: 1px; }

  /* ================= Hero ================= */
  .hero {
    position: relative;
    padding: 68px 0 40px;
    text-align: center;
    overflow: hidden;
  }

  /* 背景：稿纸点阵 + 暖色光晕 */
  .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(140,120,95,.16) 1px, transparent 1px);
    background-size: 22px 22px;
    -webkit-mask-image: radial-gradient(ellipse 78% 68% at 50% 34%, #000 25%, transparent 72%);
            mask-image: radial-gradient(ellipse 78% 68% at 50% 34%, #000 25%, transparent 72%);
    pointer-events: none;
  }
  .hero::after {
    content: "";
    position: absolute;
    left: 50%; top: -170px;
    width: 720px; height: 460px;
    transform: translateX(-50%);
    background: radial-gradient(closest-side, rgba(255,107,53,.13), transparent 72%);
    pointer-events: none;
  }
  .hero > * { position: relative; z-index: 1; }

  /* ---------- LOGO ---------- */
  .logo {
    display: inline-flex;
    align-items: center;
    gap: 16px;
  }
  .logo-mark {
    width: 66px; height: 66px;
    flex: 0 0 66px;
    display: grid; place-items: center;
    border-radius: 20px;
    background: linear-gradient(145deg, #FF8355, var(--accent) 55%, var(--accent-dk));
    color: #fff;
    box-shadow: 0 8px 20px rgba(255,107,53,.34), inset 0 1px 0 rgba(255,255,255,.4);
    transform: rotate(-4deg);
    transition: transform .3s cubic-bezier(.34,1.56,.64,1);
  }
  .logo:hover .logo-mark { transform: rotate(4deg) scale(1.05); }
  .logo-mark svg { width: 36px; height: 36px; }

  .logo-text {
    margin: 0;
    font-size: 40px;
    font-weight: 800;
    letter-spacing: 1.5px;
    line-height: 1.15;
    color: var(--ink);
  }

  /* 手绘感下划线 */
  .logo-underline {
    display: block;
    width: 190px;
    height: 10px;
    margin: 6px auto 0;
    color: var(--accent);
    opacity: .55;
  }

  .intro {
    max-width: 660px;
    margin: 22px auto 0;
    color: var(--ink-2);
    font-size: 15.5px;
    line-height: 1.9;
  }

  /* ---------- 搜索框 ---------- */
  .search {
    position: relative;
    max-width: 860px;
    margin: 30px auto 0;
    display: flex;
    align-items: center;
    background: var(--card);
    border: 1.5px solid var(--line);
    border-radius: var(--r-pill);
    box-shadow: var(--shadow);
    padding: 7px 7px 7px 22px;
    transition: border-color .2s, box-shadow .2s, transform .2s;
  }
  .search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft), var(--shadow);
    transform: translateY(-1px);
  }
  .search .ico {
    flex: 0 0 auto;
    width: 20px; height: 20px;
    color: var(--ink-3);
    transition: color .2s;
  }
  .search:focus-within .ico { color: var(--accent); }
  .search input {
    flex: 1;
    min-width: 0;
    height: 44px;
    padding: 0 12px;
    border: 0;
    background: transparent;
    font-size: 15px;
    font-family: inherit;
    color: var(--ink);
    outline: none;
  }
  .search input::placeholder { color: #BDB4A7; }
  .search input::-webkit-search-cancel-button { display: none; }
  .search button {
    flex: 0 0 auto;
    height: 44px;
    padding: 0 30px;
    border: 0;
    border-radius: var(--r-pill);
    background: linear-gradient(180deg, #FF7C4A, var(--accent));
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    letter-spacing: 2px;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(255,107,53,.3);
    transition: filter .18s, transform .18s;
  }
  .search button:hover { filter: brightness(1.05); transform: translateY(-1px); }
  .search button:active { transform: translateY(0); }

  /* ---------- 分类导航：正方形卡片，图标在上、名称在下 ---------- */
  .cat-row {
    margin: 32px auto 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: clamp(10px, 0.85vw, 16px);
  }
  .cat-chip {
    flex: 0 0 auto;
    width: clamp(88px, 6vw, 108px);
    aspect-ratio: 1 / 1;          /* 正方形，不拉伸 */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(7px, 0.55vw, 10px);
    padding: 8px;
    border: 1.5px solid var(--line);
    border-radius: clamp(14px, 1vw, 20px);
    background: var(--card);
    box-shadow: var(--shadow-sm);
    transition: all .22s cubic-bezier(.34,1.3,.64,1);
  }
  .cat-ico {
    width: clamp(24px, 1.85vw, 32px);
    height: clamp(24px, 1.85vw, 32px);
    flex: 0 0 auto;
    color: var(--ink-3);
    transition: color .22s, transform .22s;
  }
  .cat-name {
    font-size: clamp(12px, 0.83vw, 14px);
    color: var(--ink-2);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    transition: color .22s;
  }
  .cat-chip:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255,107,53,.18);
  }
  .cat-chip:hover .cat-ico { color: var(--accent); transform: scale(1.12) rotate(-6deg); }
  .cat-chip:hover .cat-name { color: var(--accent-dk); }
  .cat-chip.is-active {
    border-color: var(--accent);
    background: linear-gradient(180deg, #FF8A5C, var(--accent));
    box-shadow: 0 8px 20px rgba(255,107,53,.32);
  }
  .cat-chip.is-active .cat-ico { color: #fff; }
  .cat-chip.is-active .cat-name { color: #fff; }

  /* ================= 首页推荐文字（导航下方） ================= */
  .rec-row {
    margin: 22px auto 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }
  .rec-chip {
    flex: 0 0 auto;
    max-width: 100%;
    padding: 8px 18px;
    border: 1.5px solid var(--line);
    border-radius: var(--r-pill);
    background: var(--card);
    box-shadow: var(--shadow-sm);
    color: var(--ink-2);
    font-size: 14px;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all .22s cubic-bezier(.34,1.3,.64,1);
  }
  .rec-chip:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent-dk);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255,107,53,.18);
  }

  /* ---------- 九个分类各自的配色 ---------- */
  .cat-c1 { background: #EDF3FF; border-color: #D5E3FF; }
  .cat-c1 .cat-ico { color: #3568CC; }
  .cat-c1 .cat-name { color: #2A55AD; }
  .cat-c1:hover { background: #E1ECFF; border-color: #3568CC; }
  .cat-c1.is-active { background: #3568CC; border-color: #3568CC; }

  .cat-c2 { background: #FFF3EA; border-color: #FFDCC5; }
  .cat-c2 .cat-ico { color: #E2653A; }
  .cat-c2 .cat-name { color: #C8501F; }
  .cat-c2:hover { background: #FFE9DA; border-color: #E2653A; }
  .cat-c2.is-active { background: #E2653A; border-color: #E2653A; }

  .cat-c3 { background: #EDF7EF; border-color: #D2EAD8; }
  .cat-c3 .cat-ico { color: #379455; }
  .cat-c3 .cat-name { color: #2A7A43; }
  .cat-c3:hover { background: #E1F2E5; border-color: #379455; }
  .cat-c3.is-active { background: #379455; border-color: #379455; }

  .cat-c4 { background: #F3F0FF; border-color: #E0D8FB; }
  .cat-c4 .cat-ico { color: #6F51C9; }
  .cat-c4 .cat-name { color: #5B3FB0; }
  .cat-c4:hover { background: #EBE5FF; border-color: #6F51C9; }
  .cat-c4.is-active { background: #6F51C9; border-color: #6F51C9; }

  .cat-c5 { background: #FFF0F4; border-color: #FFD7E1; }
  .cat-c5 .cat-ico { color: #D2456C; }
  .cat-c5 .cat-name { color: #B23258; }
  .cat-c5:hover { background: #FFE4EC; border-color: #D2456C; }
  .cat-c5.is-active { background: #D2456C; border-color: #D2456C; }

  .cat-c6 { background: #E9F7F5; border-color: #CCEAE6; }
  .cat-c6 .cat-ico { color: #26958B; }
  .cat-c6 .cat-name { color: #1B7A72; }
  .cat-c6:hover { background: #DCF2EF; border-color: #26958B; }
  .cat-c6.is-active { background: #26958B; border-color: #26958B; }

  .cat-c7 { background: #FFF8E6; border-color: #FBEBBA; }
  .cat-c7 .cat-ico { color: #C1861A; }
  .cat-c7 .cat-name { color: #A06D0C; }
  .cat-c7:hover { background: #FFF3D6; border-color: #C1861A; }
  .cat-c7.is-active { background: #C1861A; border-color: #C1861A; }

  .cat-c8 { background: #EFF1FC; border-color: #DAE0F8; }
  .cat-c8 .cat-ico { color: #4B5AC0; }
  .cat-c8 .cat-name { color: #3B49A4; }
  .cat-c8:hover { background: #E4E8FA; border-color: #4B5AC0; }
  .cat-c8.is-active { background: #4B5AC0; border-color: #4B5AC0; }

  .cat-c9 { background: #F2F4F7; border-color: #E1E6ED; }
  .cat-c9 .cat-ico { color: #56677C; }
  .cat-c9 .cat-name { color: #42525F; }
  .cat-c9:hover { background: #E9EDF3; border-color: #56677C; }
  .cat-c9.is-active { background: #56677C; border-color: #56677C; }

  /* 选中/悬停时图标与文字统一转白或加深 */
  .cat-c1.is-active .cat-ico, .cat-c2.is-active .cat-ico, .cat-c3.is-active .cat-ico,
  .cat-c4.is-active .cat-ico, .cat-c5.is-active .cat-ico, .cat-c6.is-active .cat-ico,
  .cat-c7.is-active .cat-ico, .cat-c8.is-active .cat-ico, .cat-c9.is-active .cat-ico,
  .cat-c1.is-active .cat-name, .cat-c2.is-active .cat-name, .cat-c3.is-active .cat-name,
  .cat-c4.is-active .cat-name, .cat-c5.is-active .cat-name, .cat-c6.is-active .cat-name,
  .cat-c7.is-active .cat-name, .cat-c8.is-active .cat-name, .cat-c9.is-active .cat-name {
    color: #fff;
  }
  .cat-c1:hover .cat-ico { color: #3568CC; }
  .cat-c2:hover .cat-ico { color: #E2653A; }
  .cat-c3:hover .cat-ico { color: #379455; }
  .cat-c4:hover .cat-ico { color: #6F51C9; }
  .cat-c5:hover .cat-ico { color: #D2456C; }
  .cat-c6:hover .cat-ico { color: #26958B; }
  .cat-c7:hover .cat-ico { color: #C1861A; }
  .cat-c8:hover .cat-ico { color: #4B5AC0; }
  .cat-c9:hover .cat-ico { color: #56677C; }

  /* ================= 区域小标题 ================= */
  .sec-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 40px 0 20px;
  }
  .sec-head h2 { margin: 0; font-size: 20px; font-weight: 700; letter-spacing: .5px; }
  .sec-head .line { flex: 1; height: 1px; background: linear-gradient(90deg, var(--line), transparent); }
  .sec-head .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex: 0 0 auto; }

  /* ================= 瀑布流 ================= */
  .masonry { display: flex; gap: 18px; align-items: flex-start; padding-bottom: 8px; }
  .masonry .col { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 18px; }

  .card {
    display: block;
    background: var(--card);
    border-radius: var(--r-card);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid rgba(234,226,214,.7);
    transition: box-shadow .25s, transform .25s;
  }
  .card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

  /* 下拉加载出来的新卡片：渐现（只填 backwards，动画结束后不占 transform，避免压掉 hover） */
  .card-enter { animation: cardIn .5s cubic-bezier(.2,.7,.3,1) backwards; }
  @keyframes cardIn {
    from { opacity: 0; transform: translateY(14px); }
  }
  @media (prefers-reduced-motion: reduce) {
    .card-enter { animation: none; }
  }

  .card-img {
    position: relative;
    background: #FCFAF7;
    overflow: hidden;
  }
  .card-img img {
    width: 100%;
    height: auto;
    transition: transform .45s cubic-bezier(.2,.7,.3,1);
  }
  .card:hover .card-img img { transform: scale(1.035); }

  .card-body { padding: 12px 14px 14px; }
  .card-title {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 14.5px;
    font-weight: 500;
    line-height: 1.55;
    color: var(--ink);
  }
  .card-cat {
    display: inline-block;
    margin-top: 8px;
    padding: 2px 10px;
    border-radius: var(--r-pill);
    background: var(--teal-soft);
    color: var(--teal);
    font-size: 12px;
  }

  /* ================= 加载更多 ================= */
  .load-more { padding: 30px 0 56px; text-align: center; }
  .load-more button {
    height: 46px;
    padding: 0 42px;
    border: 1.5px solid var(--line);
    border-radius: var(--r-pill);
    background: var(--card);
    color: var(--ink-2);
    font-size: 15px;
    font-family: inherit;
    letter-spacing: 1px;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all .2s;
  }
  .load-more button:hover {
    border-color: var(--accent);
    color: var(--accent-dk);
    background: var(--accent-soft);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255,107,53,.16);
  }
  .load-more button:disabled { opacity: .6; cursor: default; transform: none; }
  .load-more .done {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    color: var(--ink-3);
  }
  .load-more .done::before,
  .load-more .done::after {
    content: "";
    width: 30px; height: 1px;
    background: var(--line);
  }
  /* 下拉自动加载的提示文字（哨兵元素本身就是这个 .load-more） */
  #loadMoreText:not(:empty) {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    color: var(--ink-3);
  }
  #loadMoreText:not(:empty)::before {
    content: "";
    width: 14px; height: 14px;
    border: 2px solid var(--line);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin .7s linear infinite;
  }
  @keyframes spin { to { transform: rotate(360deg); } }

  .empty { padding: 90px 0; text-align: center; color: var(--ink-3); }
  .empty .big { font-size: 46px; margin-bottom: 10px; opacity: .5; }

  /* ================= 面包屑 ================= */
  .crumb {
    padding: 22px 0 0;
    font-size: 13.5px;
    color: var(--ink-3);
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .crumb a:hover { color: var(--accent-dk); }
  .crumb .sep { color: #D6CDBF; }

  /* ================= 列表页头 ================= */
  .list-head { padding: 20px 0 4px; text-align: center; }
  .list-head h1 {
    margin: 0;
    font-size: 30px;
    font-weight: 800;
    letter-spacing: 1px;
  }
  .list-head .sub {
    max-width: 640px;
    margin: 12px auto 0;
    color: var(--ink-2);
    font-size: 15px;
    line-height: 1.9;
  }

  /* ================= 内容详情页 ================= */
  .article {
    position: relative;
    background: var(--card);
    border: 1px solid rgba(234,226,214,.7);
    border-radius: 22px;
    margin: 16px 0 30px;
    padding: 38px 44px 42px;
    box-shadow: var(--shadow);
  }

  /* 左右两栏：图片在左，内容在右（用 grid 便于移动端改回上下顺序） */
  .article-inner {
    display: grid;
    grid-template-columns: 600px minmax(0, 1fr);
    grid-template-areas:
      "pic head"
      "pic foot";
    column-gap: 44px;
    align-items: start;
  }
  .article-pic { grid-area: pic; }
  .article-head { grid-area: head; }
  .article-foot { grid-area: foot; }

  .article-pic {
    position: sticky;
    top: 90px;
    padding: 18px;
    border-radius: 18px;
    background: #FCFAF7;
    border: 1px solid var(--line);
  }
  .article-pic img {
    width: 100%;
    height: auto;
    border-radius: 10px;
  }

  .article-foot { margin-top: 4px; }

  .article h1 {
    margin: 0 0 14px;
    font-size: 28px;
    font-weight: 800;
    line-height: 1.45;
    letter-spacing: .5px;
  }
  .article .meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding-bottom: 20px;
    margin-bottom: 22px;
    border-bottom: 1px dashed var(--line);
    font-size: 13.5px;
    color: var(--ink-3);
  }
  .article .meta .pill {
    padding: 3px 12px;
    border-radius: var(--r-pill);
    background: var(--teal-soft);
    color: var(--teal);
  }
  .article .meta a.pill:hover { background: #D3EDE9; }

  .article .lead {
    margin: 0;
    font-size: 15.5px;
    line-height: 2;
    color: var(--ink-2);
  }
  .article .lead::first-letter { color: var(--accent); font-weight: 700; }

  .article .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 26px;
    padding-top: 22px;
    border-top: 1px dashed var(--line);
  }
  .article .tags a {
    padding: 6px 16px;
    border-radius: var(--r-pill);
    background: var(--accent-soft);
    color: var(--accent-dk);
    font-size: 13.5px;
    transition: all .18s;
  }
  .article .tags a:hover { background: #FFE1D3; transform: translateY(-1px); }

  /* ================= 详情页 上/下篇 ================= */
  .post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 26px 0 6px;
  }
  .post-nav-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 14px 18px;
    background: var(--card);
    border: 1.5px solid var(--line);
    border-radius: var(--r-card);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    transition: all .2s cubic-bezier(.34,1.3,.64,1);
  }
  .post-nav-item.next { text-align: right; }
  .post-nav-item.is-empty { background: none; border: 0; box-shadow: none; }
  .post-nav-item .pn-label { font-size: 12.5px; color: var(--ink-3); }
  .post-nav-item .pn-title {
    font-size: 15px;
    color: var(--ink-2);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .post-nav-item:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255,107,53,.16);
  }
  .post-nav-item:hover .pn-title { color: var(--accent-dk); }
  @media (max-width: 560px) {
    .post-nav { grid-template-columns: 1fr; }
  }

  /* ================= 标签大全页 ================= */
  .tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }
  .tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 15px;
    border: 1.5px solid var(--line);
    border-radius: var(--r-pill);
    background: var(--card);
    box-shadow: var(--shadow-sm);
    color: var(--ink-2);
    font-size: 14px;
    line-height: 1.3;
    transition: all .22s cubic-bezier(.34,1.3,.64,1);
  }
  .tag-chip .tag-count {
    font-size: 12px;
    color: var(--ink-3);
    background: var(--paper-2);
    border-radius: var(--r-pill);
    padding: 0 8px;
    line-height: 20px;
  }
  .tag-chip:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent-dk);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255,107,53,.18);
  }
  .tag-chip:hover .tag-count { color: var(--accent-dk); background: #fff; }

  /* ================= 联系我们小气泡 ================= */
  .wx-pop {
    position: fixed;
    z-index: 60;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px 16px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    white-space: nowrap;
  }
  .wx-pop[hidden] { display: none; }
  .wx-arrow {
    position: absolute;
    bottom: -6px;
    width: 11px;
    height: 11px;
    background: var(--card);
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    transform: rotate(45deg);
  }
  .wx-pop.below .wx-arrow {
    bottom: auto;
    top: -6px;
    border: 0;
    border-left: 1px solid var(--line);
    border-top: 1px solid var(--line);
  }
  .wx-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: var(--ink-2);
  }
  .wx-ico, .wx-mail { width: 20px; height: 20px; flex: 0 0 auto; }
  .wx-ico { color: #07C160; }
  .wx-mail { color: var(--ink-3); }
  .wx-row strong { color: var(--ink); letter-spacing: .3px; }
  .wx-copy {
    margin-left: 6px;
    padding: 3px 11px;
    border: 1px solid var(--line);
    border-radius: var(--r-pill);
    background: var(--paper-2);
    color: var(--ink-2);
    font-size: 12px;
    font-family: inherit;
    line-height: 1.6;
    cursor: pointer;
    transition: all .18s;
  }
  .wx-copy:hover { border-color: var(--accent); color: var(--accent-dk); background: var(--accent-soft); }
  .wx-copy.done { border-color: #07C160; color: #07C160; background: #EAF9F0; }

  /* ================= 页脚 ================= */
  .footer {
    margin-top: 20px;
    border-top: 1px solid var(--line);
    background: var(--paper-2);
    padding: 34px 0 22px;
    font-size: 13.5px;
    color: var(--ink-3);
  }
  .foot-map {
    display: grid;
    grid-template-columns: 1.8fr 1.2fr 0.9fr;
    gap: 26px 30px;
    text-align: left;
  }
  .foot-col h3 {
    margin: 0 0 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--ink-2);
  }
  .foot-links { display: flex; flex-wrap: wrap; gap: 6px 16px; }
  .foot-links a { color: var(--ink-3); line-height: 1.9; }
  .foot-brand .brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--ink-2);
    margin-bottom: 10px;
  }
  .foot-brand .brand .mark {
    width: 22px; height: 22px;
    display: grid; place-items: center;
    border-radius: 7px;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
  }
  .foot-intro {
    margin: 0;
    max-width: 34em;
    line-height: 1.8;
    color: var(--ink-3);
  }
  .foot-bottom {
    margin-top: 26px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
    text-align: center;
    color: var(--ink-3);
  }
  .footer a:hover { color: var(--accent-dk); }
  .footer .sep { color: #D6CDBF; margin: 0 8px; }

  /* ================= 移动端 ================= */
  @media (max-width: 900px) {
    .wrap { width: 100%; padding: 0 14px; }

    .foot-map { grid-template-columns: 1fr 1fr; gap: 22px; }
    .foot-brand { grid-column: 1 / -1; }

    .hero { padding: 34px 0 24px; }
    .logo { gap: 11px; }
    .logo-mark { width: 46px; height: 46px; flex-basis: 46px; border-radius: 14px; }
    .logo-mark svg { width: 25px; height: 25px; }
    .logo-text { font-size: 25px; letter-spacing: 1px; }
    .logo-underline { width: 130px; height: 8px; }
    .intro { font-size: 14px; margin-top: 16px; }

    .search { margin-top: 22px; padding: 5px 5px 5px 16px; }
    .search input { height: 40px; font-size: 14px; }
    .search button { height: 40px; padding: 0 20px; font-size: 14px; letter-spacing: 1px; }

    /* 头部 */
    .site-header-inner { height: 58px; gap: 12px; }
    .brand-mark { width: 32px; height: 32px; flex-basis: 32px; border-radius: 9px; }
    .brand-mark svg { width: 18px; height: 18px; }
    .brand-name { font-size: 16px; letter-spacing: .5px; }
    .search.search-sm { max-width: none; flex: 1; margin-left: auto; padding: 3px 3px 3px 12px; }
    .search.search-sm input { height: 34px; font-size: 13px; padding: 0 6px; }
    .search.search-sm button { height: 34px; padding: 0 14px; font-size: 13px; letter-spacing: 0; }
    .search.search-sm .ico { width: 16px; height: 16px; }

    /* 移动端：正方形缩小 */
    .cat-row { margin-top: 22px; gap: 10px; }
    .cat-chip { width: 78px; border-radius: 14px; gap: 6px; padding: 6px; }
    .cat-ico { width: 24px; height: 24px; }
    .cat-name { font-size: 12px; }

    .sec-head { margin: 26px 0 14px; }
    .sec-head h2 { font-size: 17px; }

    .masonry { gap: 12px; }
    .masonry .col { gap: 12px; }
    .card-body { padding: 9px 10px 11px; }
    .card-title { font-size: 13px; }
    .card-cat { font-size: 11px; margin-top: 6px; }

    .list-head h1 { font-size: 22px; }
    .article { padding: 22px 16px 26px; border-radius: 16px; }
    .article { padding: 20px 16px 24px; }
    .article h1 { font-size: 20px; }
    /* 窄屏改回上下排列：标题 → 图片 → 关键词/标签 */
    .article-inner {
      grid-template-columns: minmax(0, 1fr);
      grid-template-areas:
        "head"
        "pic"
        "foot";
      row-gap: 20px;
      column-gap: 0;
    }
    .article-pic { position: static; padding: 10px; }
    .article .lead { font-size: 15px; }
    .load-more { padding: 22px 0 40px; }
  }
/* ================= 详情页：固定 1440 宽度 ================= */
.wrap-detail {
  width: 1440px;
  max-width: 100%;
  margin: 0 auto;
  padding: 0 14px;
}

@media (max-width: 1480px) {
  .wrap-detail { width: 100%; }
}

/* 详情页关键词 */
.kw {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
}
.kw-label {
  flex: 0 0 auto;
  font-size: 13.5px;
  color: var(--ink-3);
}
.kw-item {
  padding: 5px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: #FCFAF7;
  font-size: 13px;
  color: var(--ink-2);
}

/* ================= 分页（真链接，爬虫可抓） ================= */
.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 34px 0 56px;
}
.pager-btn {
  height: 42px;
  padding: 0 26px;
  display: inline-flex;
  align-items: center;
  border: 1.5px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--card);
  color: var(--ink-2);
  font-size: 14.5px;
  box-shadow: var(--shadow-sm);
  transition: all .2s;
}
.pager-btn:hover {
  border-color: var(--accent);
  color: var(--accent-dk);
  background: var(--accent-soft);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255,107,53,.16);
}
.pager-info { font-size: 13.5px; color: var(--ink-3); }

/* ================= 详情页正文 ================= */
.body {
  margin-top: 26px;
  padding: 34px 38px 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
}
.body h2 {
  position: relative;
  margin: 30px 0 14px;
  padding-left: 14px;
  font-size: 20px;
  line-height: 1.4;
  color: var(--ink-1);
}
.body h2:first-child { margin-top: 0; }
.body h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 5px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--accent), #FFB088);
}
.body p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--ink-2);
}

.body .steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.body .step {
  position: relative;
  counter-increment: step;
  margin: 0 0 16px;
  padding: 16px 20px 16px 58px;
  background: #FCFAF7;
  border: 1px solid var(--line);
  border-radius: 14px;
}
.body .step::before {
  content: counter(step);
  position: absolute;
  left: 16px;
  top: 15px;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 13.5px;
  font-weight: 700;
}
.body .step-title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink-1);
}
.body .step-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-2);
}

.body .tips {
  margin: 0;
  padding-left: 22px;
}
.body .tips li {
  margin-bottom: 10px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-2);
}
.body .tips li::marker { color: var(--accent); }

.body .faq-item {
  padding: 16px 0;
  border-top: 1px dashed var(--line);
}
.body .faq-item:first-child { border-top: 0; padding-top: 4px; }
.body .faq-q {
  position: relative;
  margin: 0 0 8px;
  padding-left: 26px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-1);
}
.body .faq-q::before {
  content: '问';
  position: absolute;
  left: 0;
  top: 1px;
  width: 19px;
  height: 19px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  background: var(--accent-soft);
  color: var(--accent-dk);
  font-size: 11.5px;
  font-weight: 700;
}
.body .faq-a {
  position: relative;
  margin: 0;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-2);
}
.body .faq-a::before {
  content: '答';
  position: absolute;
  left: 0;
  top: 1px;
  width: 19px;
  height: 19px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  background: #EAF4FF;
  color: #2F6FB0;
  font-size: 11.5px;
  font-weight: 700;
}

@media (max-width: 900px) {
  .body { margin-top: 18px; padding: 22px 16px 6px; border-radius: 16px; }
  .body h2 { font-size: 17.5px; margin: 24px 0 12px; }
  .body p { font-size: 15px; }
  .body .step { padding: 14px 14px 14px 50px; }
  .body .step-title { font-size: 15px; }
  .body .step-text { font-size: 14.5px; }
  .body .tips li { font-size: 15px; }
  .body .faq-q { font-size: 15px; }
  .body .faq-a { font-size: 14.5px; }
}

/* ================= 404 ================= */
.nf {
  max-width: 640px;
  margin: 0 auto;
  padding: 70px 20px 90px;
  text-align: center;
}
.nf-code {
  font-size: 76px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 2px;
  color: var(--accent);
}
.nf-title {
  margin: 18px 0 10px;
  font-size: 22px;
  color: var(--ink-1);
}
.nf-text {
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-3);
}
.nf-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.nf-links a {
  padding: 9px 18px;
  border: 1.5px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--card);
  font-size: 14px;
  color: var(--ink-2);
  transition: all .2s;
}
.nf-links a:hover {
  border-color: var(--accent);
  color: var(--accent-dk);
  background: var(--accent-soft);
}
@media (max-width: 900px) {
  .nf { padding: 48px 16px 70px; }
  .nf-code { font-size: 60px; }
  .nf-title { font-size: 19px; }
}

@media (max-width: 900px) {
  .pager { gap: 10px; padding: 24px 0 40px; }
  .pager-btn { height: 38px; padding: 0 18px; font-size: 13.5px; }
  .pager-info { font-size: 12.5px; }
}