/* =========================================================
 * 资源下载页 style.css
 * 自包含样式：亮色为主，自动跟随系统暗色；访客展示 + 管理两态
 * 骨架与媒体档案库同源（同一套 token 与组件命名），卡片换成「软件条目」形态
 * ========================================================= */
:root {
  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --text: #2c3e50;
  --text-sub: #7f8c9b;
  --border: #e6e8ec;
  --primary: #3a7afe;
  --primary-dark: #2c5fd6;
  --danger: #e74c3c;
  --success: #27ae60;
  --warning: #f39c12;
  --shadow: 0 2px 10px rgba(0,0,0,.06);
  --shadow-hover: 0 8px 22px rgba(0,0,0,.12);
  --radius: 12px;
  --tag-bg: #eef1f6;
  --header-bg: #ffffff;
  --code-bg: #f0f2f6;
  /* 状态色（软件条目） */
  --st-在用: #27ae60;
  --st-收藏: #3a7afe;
  --st-测试中: #f39c12;
  --st-弃用: #95a5a6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181d;
    --card-bg: #1f2229;
    --text: #d5d9e0;
    --text-sub: #8a93a3;
    --border: #2c303a;
    --shadow: 0 2px 10px rgba(0,0,0,.3);
    --shadow-hover: 0 8px 22px rgba(0,0,0,.45);
    --tag-bg: #2a2f3a;
    --header-bg: #1b1e24;
    --code-bg: #262b34;
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  padding-bottom: 60px;
  transition: background .2s;
}

/* ============ 顶部标题区 ============ */
#header {
  background: linear-gradient(135deg, #3a7afe, #6a5cf5);
  color: #fff;
  padding: 34px 20px 26px;
  text-align: center;
}
#header h1 { font-size: 24px; font-weight: 700; letter-spacing: 1px; }
#header p { margin-top: 8px; font-size: 13px; opacity: .85; }

/* ============ 工具栏 ============ */
#toolbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 6px rgba(0,0,0,.04);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 16px;
}
#toolbar .grow { flex: 1; }

#navRow, #filterRow {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}
#navRow { flex-wrap: wrap; }
#filterRow { flex-wrap: wrap; }

/* ============ 返回博客入口（与地图/媒体库一致：胶囊 + 描边） ============ */
#backLink {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 30px;
  padding: 0 13px;
  border: 1px solid var(--primary);
  border-radius: 999px;
  color: var(--primary);
  font-size: 13px;
  line-height: 1;
  text-decoration: none;
  flex-shrink: 0;
  white-space: nowrap;
  transition: background .15s, color .15s, transform .1s;
}
#backLink:hover { background: var(--primary); color: #fff; }
#backLink:active { transform: scale(0.95); }
#backLink:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
#backLink .back-arrow { font-weight: 700; }

.tool-sep { width: 1px; height: 20px; background: var(--border); flex-shrink: 0; }

/* ============ 分类 Tab（横向可滚，不换行） ============ */
#catTabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  flex: 1;
  min-width: 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
#catTabs::-webkit-scrollbar { display: none; }
.cat-tab {
  border: none;
  background: transparent;
  color: var(--text-sub);
  font-size: 14px;
  padding: 6px 13px;
  border-radius: 20px;
  cursor: pointer;
  transition: all .15s;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
}
.cat-tab:hover { color: var(--text); background: var(--tag-bg); }
.cat-tab.active { background: var(--primary); color: #fff; font-weight: 600; }
.cat-tab .tab-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--warning);
  vertical-align: middle;
  margin-left: 5px;
}

/* ============ 筛选组（平台 / 状态） ============ */
.fgroup { display: flex; align-items: center; gap: 6px; min-width: 0; }
.flabel { font-size: 12px; color: var(--text-sub); flex-shrink: 0; }
.chips {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 2px 0;
}
.chips::-webkit-scrollbar { display: none; }
.chip-t {
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text-sub);
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all .15s;
}
.chip-t:hover { border-color: var(--primary); color: var(--primary); }
.chip-t.active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }

/* ============ 搜索 / 下拉 / 按钮 ============ */
.tool-select {
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text);
  padding: 0 8px;
  font-size: 13px;
  cursor: pointer;
  outline: none;
  flex-shrink: 0;
}

#searchWrap { flex: 1; min-width: 170px; }
#searchInput {
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text);
  padding: 0 12px;
  font-size: 13px;
  width: 100%;
  outline: none;
  transition: border .15s, box-shadow .15s;
}
#searchInput:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(58,122,254,.12); }
#searchInput::placeholder { color: var(--text-sub); }

.tool-btn {
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  height: 34px;
  padding: 0 12px;
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
  transition: all .15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.tool-btn:hover { border-color: var(--primary); color: var(--primary); }
.tool-btn:disabled { opacity: .5; cursor: not-allowed; }
.tool-btn:disabled:hover { border-color: var(--border); color: var(--text); }
.tool-btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.tool-btn.primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.tool-btn.on { background: var(--warning); border-color: var(--warning); color: #fff; font-weight: 600; }

#btnAdmin { position: relative; }
#btnAdmin .dot {
  display: none;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--warning);
  position: absolute; top: 6px; right: 6px;
}
#btnAdmin.on { background: #27ae60; border-color: #27ae60; color: #fff; }

/* ============ 管理行：仅管理态显示 ============ */
#adminRow {
  display: none;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  width: 100%;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
}
body.admin #adminRow { display: flex; }

/* ============ 统计条 ============ */
#statbar {
  padding: 12px 20px 0;
  max-width: 1280px;
  margin: 0 auto;
  font-size: 13px;
  color: var(--text-sub);
}
#statbar b { color: var(--primary); font-weight: 600; }

/* ============ 卡片网格 ============ */
#grid {
  max-width: 1280px;
  margin: 14px auto 0;
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform .18s, box-shadow .18s;
  cursor: pointer;
  overflow: hidden;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.card.is-deleted { opacity: .55; }

/* 顶部：图标 + 名称 + 费用 / 评分 */
.card-head {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 13px 14px 0;
}
.app-icon {
  width: 42px; height: 42px;
  flex-shrink: 0;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
  line-height: 1;
  position: relative;
  overflow: hidden;
  /* 由 JS 注入 --ic（分类色）；用分层渐变做出柔和的色块底 */
  background: var(--ic, #7f8c9b);
  background-image: linear-gradient(140deg, rgba(255,255,255,.34), rgba(0,0,0,.10));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.18);
}
.app-icon img { width: 100%; height: 100%; object-fit: contain; background: #fff; padding: 4px; }
.app-icon.has-img .ic-em { display: none; }

.card-head .head-main { flex: 1; min-width: 0; }
.card-name {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.35;
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  word-break: break-word;
}
.card-sub { margin-top: 4px; font-size: 12px; color: var(--text-sub); line-height: 1.5; word-break: break-word; }
.card-head .head-right { flex-shrink: 0; display: flex; flex-direction: column; align-items: flex-end; gap: 5px; }

.cost-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
}
.cost-开源 { color: #1f8b4c; background: rgba(39,174,96,.12); border-color: rgba(39,174,96,.35); }
.cost-免费 { color: #2c5fd6; background: rgba(58,122,254,.12); border-color: rgba(58,122,254,.35); }
.cost-免费增值 { color: #7c5cff; background: rgba(124,92,255,.12); border-color: rgba(124,92,255,.35); }
.cost-付费 { color: #c47a00; background: rgba(243,156,18,.14); border-color: rgba(243,156,18,.4); }
.cost-试用 { color: #7f8c9b; background: var(--tag-bg); border-color: var(--border); }

/* 备注（2 行截断） */
.card-desc {
  padding: 10px 14px 0;
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.62;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  word-break: break-word;
}
.card-desc p { display: inline; margin: 0; }
.card-desc h1,.card-desc h2,.card-desc h3,.card-desc h4,
.card-desc ul,.card-desc ol,.card-desc pre,.card-desc blockquote { display: none; }
.card-desc img { display: none; }
.card-desc code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.card-desc a { color: var(--primary); text-decoration: none; }

/* 底栏：主按钮 + 已下载次数 */
.card-foot {
  margin-top: auto;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.card-foot .dl-count { font-size: 11.5px; color: var(--text-sub); white-space: nowrap; margin-left: auto; }

/* ============ 下载按钮：4 种状态 ============ */
.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  transition: all .15s;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dl-btn:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.dl-btn.locked {
  background: transparent;
  border-color: var(--border);
  color: var(--text-sub);
  font-weight: 500;
}
.dl-btn.locked:hover { border-color: var(--warning); color: var(--warning); background: transparent; }
.dl-btn.ghost { background: transparent; border-color: var(--primary); color: var(--primary); font-weight: 500; }
.dl-btn.ghost:hover { background: var(--primary); color: #fff; }
.dl-btn.none { background: transparent; border-color: var(--border); color: var(--text-sub); font-weight: 400; cursor: default; }
.dl-btn.none:hover { background: transparent; border-color: var(--border); color: var(--text-sub); }
.dl-btn .sz { font-weight: 400; opacity: .8; font-size: 12px; }

/* 卡片的编辑按钮 */
.card-actions { display: none; gap: 6px; padding: 0 14px 12px; }
body.admin .card-actions { display: flex; }
.card-actions .tool-btn { flex: 1; text-align: center; }
.card-actions .tool-btn.icon-only { flex: 0 0 40px; }

#emptyTip { text-align: center; color: var(--text-sub); padding: 60px 0; font-size: 14px; }

/* ============ 通用半星结构 ============
 * 每颗星 = 灰底 ★ + 金色前景 .fill（宽度裁切：100% 满星 / 50% 半星）
 */
.star-box {
  position: relative;
  display: inline-block;
  line-height: 1;
  color: var(--border);
  letter-spacing: 2px;
  user-select: none;
}
.star-box .fill {
  position: absolute;
  left: 0; top: 0;
  overflow: hidden;
  white-space: nowrap;
  color: #f5b50a;
  pointer-events: none;
  width: 100%;
}
.star-box .fill::before { content: '★'; }
.star-box::before { content: '★'; }

.card-stars { font-size: 12px; letter-spacing: 1px; }
.card-stars .val { font-size: 11px; color: var(--text-sub); letter-spacing: 0; margin-left: 3px; }

.rating-picker { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.rating-picker .stars.pick { font-size: 30px; cursor: pointer; display: inline-flex; gap: 2px; }
.rating-picker .stars.pick .star-box { letter-spacing: 0; }
.rating-picker .rating-val { font-size: 13px; color: var(--text-sub); min-width: 70px; }
.mini-btn {
  border: 1px solid var(--border); background: var(--card-bg); color: var(--text-sub);
  font-size: 12px; padding: 3px 10px; border-radius: 6px; cursor: pointer;
}
.mini-btn:hover { border-color: var(--primary); color: var(--primary); }

/* ============ 模态框（通用） ============ */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: fadeIn .18s;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn { from { transform: scale(.94); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-card {
  background: var(--card-bg);
  border-radius: 14px;
  max-width: 620px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 12px 40px rgba(0,0,0,.25);
  animation: popIn .18s;
}
.m-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--card-bg);
  z-index: 1;
}
.m-header .t { font-size: 17px; font-weight: 700; flex: 1; min-width: 0; word-break: break-word; }
.m-header .close {
  border: none; background: transparent; color: var(--text-sub);
  font-size: 18px; cursor: pointer; padding: 4px 8px; border-radius: 6px; line-height: 1; flex-shrink: 0;
}
.m-header .close:hover { background: var(--tag-bg); color: var(--text); }
.m-body { padding: 16px 20px; }
.m-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 12px 20px 16px;
  border-top: 1px solid var(--border);
  position: sticky;
  bottom: 0;
  background: var(--card-bg);
  flex-wrap: wrap;
}
.m-footer .grow { flex: 1; }

.btn {
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: all .15s;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.danger:hover { background: var(--danger); color: #fff; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

/* ============ 详情模态 ============ */
.detail-top { display: flex; gap: 13px; align-items: flex-start; margin-bottom: 12px; }
.detail-top .app-icon { width: 54px; height: 54px; font-size: 27px; border-radius: 14px; }
.detail-top .dt-main { flex: 1; min-width: 0; }
.detail-top .dt-name { font-size: 19px; font-weight: 700; line-height: 1.35; word-break: break-word; }
.detail-top .dt-sub { margin-top: 5px; font-size: 12.5px; color: var(--text-sub); }
.detail-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 14px; }
.chip {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--tag-bg);
  color: var(--text-sub);
  white-space: nowrap;
}
.md-body { font-size: 14px; line-height: 1.75; word-break: break-word; }
.md-body p { margin: 0 0 10px; }
.md-body p:last-child { margin-bottom: 0; }
.md-body h1,.md-body h2,.md-body h3,.md-body h4 { font-size: 15px; margin: 14px 0 8px; }
.md-body ul,.md-body ol { padding-left: 22px; margin: 6px 0 10px; }
.md-body li { margin: 3px 0; }
.md-body blockquote { border-left: 3px solid var(--border); padding: 2px 0 2px 12px; margin: 8px 0; color: var(--text-sub); }
.md-body code { background: var(--code-bg); padding: 1px 6px; border-radius: 5px; font-size: 12.5px; }
.md-body pre { background: var(--code-bg); padding: 10px 12px; border-radius: 8px; overflow-x: auto; margin: 8px 0; }
.md-body pre code { background: transparent; padding: 0; }
.md-body img { max-width: 100%; border-radius: 8px; }
.md-body a { color: var(--primary); }

.sec-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-sub);
  margin: 18px 0 8px;
  letter-spacing: .5px;
}

/* ============ 文件列表（详情里每个包一行） ============ */
.file-list { display: flex; flex-direction: column; gap: 8px; }
.file-row {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--bg);
}
.file-row .fr-main { flex: 1; min-width: 0; }
.file-row .fr-label { font-size: 13.5px; font-weight: 600; }
.file-row .fr-meta { margin-top: 3px; font-size: 11.5px; color: var(--text-sub); word-break: break-all; line-height: 1.5; }
.file-row .fr-btn { flex-shrink: 0; }

/* 管理表单里的文件编辑行 */
.file-edit-row {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 8px;
  background: var(--bg);
}
.file-edit-row .fer-head { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.file-edit-row .fer-path { font-size: 11.5px; color: var(--text-sub); word-break: break-all; flex: 1; min-width: 0; }
.file-edit-row .fer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
@media (max-width: 520px) { .file-edit-row .fer-grid { grid-template-columns: 1fr; } }

/* ============ 表单 ============ */
.form-row { margin-bottom: 13px; }
.form-row > label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
.form-row .req { color: var(--danger); }
.form-row .hint { font-size: 11.5px; color: var(--text-sub); margin-top: 5px; line-height: 1.6; }
.form-row input[type=text],
.form-row input[type=url],
.form-row input[type=number],
.form-row input[type=password],
.form-row select,
.form-row textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text);
  padding: 8px 11px;
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
  transition: border .15s, box-shadow .15s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(58,122,254,.12);
}
.form-row textarea { resize: vertical; line-height: 1.65; }
.form-row.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.form-row.form-3col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
@media (max-width: 520px) {
  .form-row.form-2col, .form-row.form-3col { grid-template-columns: 1fr; }
}
.form-check .check-label { display: flex; align-items: center; gap: 8px; font-weight: 500; font-size: 13.5px; cursor: pointer; }
.form-check input[type=checkbox] { width: 16px; height: 16px; }
.md-preview-box { margin-top: 10px; }

/* 平台 / 分类多选（表单里） */
.pick-grid { display: flex; flex-wrap: wrap; gap: 6px; }
.pick-grid label {
  display: inline-flex; align-items: center; gap: 5px;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 4px 11px; font-size: 12.5px; cursor: pointer;
  background: var(--card-bg); color: var(--text-sub);
  transition: all .15s; user-select: none;
}
.pick-grid label:hover { border-color: var(--primary); color: var(--primary); }
.pick-grid input { display: none; }
/* 选中态：JS 打 .on 类（不依赖 CSS :has，老浏览器也能用） */
.pick-grid label.on { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.pick-grid label.on:hover { color: #fff; }

/* 加载更多 */
#loadMoreWrap { text-align: center; margin: 20px 0 0; }

/* 上传区 */
.upload-box {
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 10px;
  background: var(--bg);
}
.upload-box .ub-title { font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.upload-box .ub-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.upload-box .ub-row input[type=text] { flex: 1; min-width: 160px; }
.upload-bar {
  height: 6px; border-radius: 999px; background: var(--tag-bg);
  overflow: hidden; margin-top: 10px;
}
.upload-bar > i { display: block; height: 100%; width: 0; background: var(--primary); transition: width .2s; }

/* ============ 通知条 ============ */
#notices {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: calc(100vw - 32px);
}
.notice {
  background: #2c3e50;
  color: #fff;
  font-size: 13px;
  line-height: 1.55;
  padding: 10px 15px;
  border-radius: 9px;
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
  animation: fadeIn .18s;
  word-break: break-word;
}
.notice.ok { background: #1f8b4c; }
.notice.err { background: #c0392b; }

/* ============ 页脚说明 ============ */
#footer-note {
  max-width: 1280px;
  margin: 34px auto 0;
  padding: 18px 22px 0;
  border-top: 1px solid var(--border);
  font-size: 12.5px;
  color: var(--text-sub);
  line-height: 1.9;
}
#footer-note code { background: var(--code-bg); padding: 1px 6px; border-radius: 5px; font-size: 12px; }

/* ============ 窄屏微调 ============ */
@media (max-width: 560px) {
  #header { padding: 26px 16px 20px; }
  #header h1 { font-size: 20px; }
  #grid { grid-template-columns: 1fr; padding: 0 12px; gap: 12px; }
  #toolbar { padding: 9px 12px; gap: 7px; }
  #searchWrap { min-width: 130px; }
  .fgroup { width: 100%; }
  .chips { flex: 1; }
}