:root {
  --accent: #2b4c7e;
  --bg: #f5f5f7;
  --card: #ffffff;
  --text: #1d1d1f;
  --sub: #86868b;
  --line: #ececec;
  --radius: 12px;
  --maxw: 480px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: #e9e9ec;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

#app {
  max-width: var(--maxw);
  margin: 0 auto;
  min-height: 100vh;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  position: relative;
}

/* 首页：锁定为一屏高度，中间内容区自己滚动，底部导航永远在屏内
   （dvh 适配微信/移动端地址栏收放；min-height:0 让 .main 能被压缩，不被内容顶高） */
html, body { height: 100%; }
.page-home { height: 100vh; height: 100dvh; overflow: hidden; }
.page-home #app { height: 100%; min-height: 0; }
.page-home .main { min-height: 0; overflow: hidden; }
.page-home .content { -webkit-overflow-scrolling: touch; }

img { display: block; max-width: 100%; }

/* 顶部搜索栏 */
.topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.search {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg);
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--sub);
}
.search input {
  border: 0;
  background: transparent;
  outline: none;
  flex: 1;
  font-size: 13px;
  color: var(--text);
}
.topbar .icon-btn {
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sub);
  cursor: pointer;
}
.topbar .icon-btn svg { display: block; }

/* 主体布局 */
.main {
  flex: 1;
  display: flex;
  overflow: hidden;
  min-width: 0;
}

/* 左侧分类导航 */
.sidebar {
  width: 96px;
  flex-shrink: 0;
  background: #efeff2;
  overflow-y: auto;
  padding-bottom: 12px;
}
.side-cat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  padding: 12px 8px 12px 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  border-left: 3px solid transparent;
}
.side-cat-head .cp-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.side-cat.open .side-cat-head {
  color: var(--accent);
  border-left-color: var(--accent);
  background: #f7f7fa;
}
.cp-arrow { flex-shrink: 0; color: var(--sub); transition: transform .18s ease; }
.side-cat.open .cp-arrow { transform: rotate(90deg); color: var(--accent); }
.side-item {
  padding: 11px 8px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  border-left: 3px solid transparent;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.side-item.sub { padding-left: 14px; font-size: 12px; color: #555; background: #f7f7fa; }
.side-item.active {
  background: var(--card);
  border-left-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}

/* 右侧内容 */
.content {
  flex: 1;
  min-width: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px;
  background: var(--bg);
}
.banner {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 12px;
  min-height: 140px;
  background: #d8dde6;
}
.banner img { width: 100%; height: 160px; object-fit: cover; }
.banner .banner-text {
  position: absolute;
  left: 14px;
  top: 16px;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,.35);
}
.banner .banner-text .t1 { font-size: 18px; font-weight: 700; }
.banner .banner-text .t2 { font-size: 12px; margin-top: 4px; }
.banner .banner-text .t3 {
  display: inline-block;
  margin-top: 10px;
  font-size: 12px;
  border: 1px solid rgba(255,255,255,.8);
  border-radius: 999px;
  padding: 3px 10px;
}

.section-title {
  font-size: 14px;
  font-weight: 600;
  margin: 4px 0 10px;
}

/* 商品网格 */
.grid {
  display: grid;
  /* minmax(0,1fr) 防止图片固有宽度把列撑开，避免整页横向溢出 */
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
}
.card .thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #eee;
}
.card .name {
  padding: 8px 10px;
  font-size: 13px;
  color: var(--text);
}

/* 底部 Tab */
.tabbar {
  display: flex;
  flex-shrink: 0;
  border-top: 1px solid var(--line);
  background: var(--card);
  padding-bottom: env(safe-area-inset-bottom);
}
.tab {
  flex: 1;
  text-align: center;
  padding: 8px 0 10px;
  font-size: 11px;
  color: var(--sub);
  cursor: pointer;
}
.tab .ti { display: block; line-height: 1.2; text-align: center; }
.tab .ti svg { display: block; margin: 0 auto; }
.tab.active { color: var(--accent); }

/* 关于我们 */
.about {
  padding: 16px;
  background: var(--card);
  border-radius: var(--radius);
  margin: 12px;
}
.about h3 { margin: 0 0 8px; font-size: 16px; }
.about p { color: var(--sub); margin: 0; }

/* 详情页 */
.detail-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}
.detail-top .back { font-size: 15px; cursor: pointer; color: var(--text); }
.detail-top .title { font-size: 15px; font-weight: 600; }

.carousel {
  position: relative;
  aspect-ratio: 1 / 1;
  background: #efeaf6;
  margin: 12px;
  border-radius: var(--radius);
  overflow: hidden;
}
.carousel .slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  background: #efeaf6;
}
.carousel video.slide { object-fit: cover; background: #000; }
.carousel .hl {
  position: absolute;
  left: 14px;
  top: 14px;
  color: #4a3b6b;
}
.carousel .hl .tag { font-size: 11px; opacity: .8; }
.carousel .hl .big { font-size: 22px; font-weight: 700; }
.carousel .hl .small { font-size: 12px; }
.carousel .count {
  position: absolute;
  right: 12px;
  bottom: 12px;
  background: rgba(0,0,0,.5);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
}
.thumbs { display: flex; gap: 8px; margin: 0 12px 12px; overflow-x: auto; }
.thumbs .th {
  position: relative; width: 56px; height: 56px; flex-shrink: 0;
  border-radius: 8px; border: 2px solid transparent; overflow: hidden;
  background: #000; cursor: pointer;
}
.thumbs .th.active { border-color: var(--accent); }
.thumbs .th img, .thumbs .th video { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumbs .th .play-badge {
  position: absolute; inset: 0; z-index: 3;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.thumbs .th .play-badge::before {
  content: '▶';
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .35);
  display: flex; align-items: center; justify-content: center;
  color: #1c1c1c; font-size: 9px; line-height: 1;
  text-indent: 1px;
}
/* 视频上的「保存视频」按钮 */
.carousel .save-video {
  position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%);
  background: rgba(0, 0, 0, .82); color: #fff; border: 0; border-radius: 8px;
  padding: 9px 26px; font-size: 14px; z-index: 4; cursor: pointer; white-space: nowrap;
}
/* 图片屏上的「有视频」提示 */
.carousel .video-hint {
  position: absolute; left: 12px; bottom: 12px; z-index: 4;
  display: inline-flex; align-items: center; gap: 4px;
  background: rgba(0, 0, 0, .68); color: #fff; border: 0;
  border-radius: 999px; padding: 5px 11px 5px 9px;
  font-size: 12px; line-height: 1; cursor: pointer;
}
/* 视频屏：亮点文字加轻微阴影，深色画面也看得清 */
.carousel.is-video .hl .tag,
.carousel.is-video .hl .big,
.carousel.is-video .hl .small { text-shadow: 0 1px 6px rgba(0, 0, 0, .6), 0 0 2px rgba(0, 0, 0, .4); }
.carousel .video-hint i {
  font-style: normal; font-size: 8px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #fff; color: #1c1c1c;
  display: inline-flex; align-items: center; justify-content: center;
  text-indent: 1px;
}

.info-block {
  background: var(--card);
  margin: 0 12px 12px;
  border-radius: var(--radius);
  padding: 14px;
}
.info-block .cat { font-size: 12px; color: var(--sub); }
.info-block .pname { font-size: 18px; font-weight: 700; margin: 4px 0; }
.info-block .psub { font-size: 13px; color: var(--sub); }
.info-block .params { font-size: 13px; margin-top: 8px; color: var(--text); }

.block-title {
  background: #f1ecf8;
  color: #4a3b6b;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 14px;
  margin: 0 12px 0;
  border-radius: var(--radius) var(--radius) 0 0;
}
.table-wrap { margin: 0 12px 12px; background: var(--card); border-radius: 0 0 var(--radius) var(--radius); overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); }
th { background: #fff4e8; color: #c8741a; font-weight: 600; }
tr:last-child td { border-bottom: 0; }

.specs { margin: 0 12px 12px; background: var(--card); border-radius: var(--radius); }
.specs .row { display: flex; justify-content: space-between; padding: 11px 14px; border-bottom: 1px solid var(--line); font-size: 13px; }
.specs .row:last-child { border-bottom: 0; }
.specs .row .k { color: var(--sub); }
.specs .row .v { color: var(--text); font-weight: 500; }

/* 渠道价格表：固定三行，左列字段名固定宽度 */
.price-table {
  margin: 0 12px 12px; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
.price-table .row { display: flex; align-items: stretch; border-bottom: 1px solid var(--line); font-size: 13px; }
.price-table .row:last-child { border-bottom: 0; }
.price-table .k {
  flex: 0 0 92px; padding: 11px 12px;
  color: var(--sub); background: #fafbfc;
}
.price-table .v {
  flex: 1; min-width: 0; padding: 11px 14px;
  color: var(--text); font-weight: 600;
  word-break: break-word; overflow-wrap: anywhere;
}

.gallery-block { margin: 0 12px 12px; }
.gallery-block img { width: 100%; border-radius: var(--radius); margin-bottom: 10px; }

.brand-row { display: flex; align-items: center; gap: 8px; margin: 0 12px 12px; padding: 10px 14px; background: var(--card); border-radius: var(--radius); }
.brand-row .badge { font-size: 11px; background: var(--bg); color: var(--sub); padding: 2px 8px; border-radius: 6px; }
.brand-row .bn { font-weight: 700; }

.guarantee { margin: 0 12px 80px; background: var(--card); border-radius: var(--radius); }
.guarantee .g { display: flex; justify-content: space-between; padding: 12px 14px; border-bottom: 1px solid var(--line); font-size: 13px; }
.guarantee .g:last-child { border-bottom: 0; }
.guarantee .g .arrow { color: var(--sub); }

.action-bar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--maxw);
  display: flex;
  gap: 10px;
  padding: 10px 12px;
  padding-bottom: calc(10px + env(safe-area-inset-bottom));
  background: var(--card);
  border-top: 1px solid var(--line);
}
/* 详情页内容给固定底部按钮栏留出空间，避免被遮住 */
.page-detail #app { padding-bottom: calc(72px + env(safe-area-inset-bottom)); }
.action-bar .act {
  flex: 1;
  border: 0;
  border-radius: 10px;
  padding: 10px;
  color: #fff;
  cursor: pointer;
  text-align: center;
  line-height: 1.25;
}
.action-bar .act .l { font-size: 15px; font-weight: 700; }
.action-bar .act .s { font-size: 11px; opacity: .9; }

/* 后台 */
.admin-wrap { margin: 0; padding: 0; }
.admin-login { max-width: 320px; margin: 80px auto; }
.admin-login input {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  margin: 4px 0 10px;
  font-family: inherit;
}
/* 后台表单：作用域绑在 .admin-body 上，容器缺类也不会让样式全失效 */
.admin-body input:not([type="file"]):not([type="color"]),
.admin-body textarea,
.admin-body select {
  width: 100%;
  box-sizing: border-box;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
  margin: 0;
}
.admin-body input[type="color"] {
  width: 46px; height: 36px; padding: 2px;
  border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
.admin-body textarea { min-height: 78px; line-height: 1.6; resize: vertical; }
.admin-body textarea.url-list {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}
.admin-body label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #3c4250;
  margin: 0 0 6px;
}
.admin-body .field { margin-bottom: 16px; }
.admin-body .field:last-child { margin-bottom: 0; }
.admin-body .hint { margin: 6px 0 0; font-size: 12px; color: var(--sub); line-height: 1.6; }
.admin-body .row-flex > input:not([type="color"]),
.admin-body .row-flex > select { flex: 1; min-width: 0; width: auto; }
.admin-body .up-field input,
.admin-body .kv-row input { flex: 1; width: auto; min-width: 0; }
#editorBody > * { max-width: 900px; }
#newCatParent { max-width: 200px; }
.admin-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 14px; }
.admin-card h3 { margin: 0 0 14px; font-size: 15px; font-weight: 700; color: #222; }
.btn {
  display: inline-block;
  border: 0;
  border-radius: 8px;
  padding: 9px 16px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
}
.btn.ghost { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
.btn.danger { background: #fff; color: #d33; border: 1px solid #d33; }
.row-flex { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.admin-item { border: 1px solid var(--line); border-radius: 8px; padding: 10px; margin-bottom: 10px; }
.admin-item .hd { display: flex; justify-content: space-between; align-items: center; }
.hint { font-size: 12px; color: var(--sub); margin: 2px 0 10px; }
.toast {
  position: fixed; left: 50%; top: 20px; transform: translateX(-50%);
  background: rgba(0,0,0,.8); color: #fff; padding: 8px 16px; border-radius: 8px;
  font-size: 13px; z-index: 99;
}

/* 常规后台布局 */
.admin-layout { display: flex; min-height: 100vh; }
.admin-side {
  width: 188px; flex-shrink: 0; background: #1f2430; color: #cfd3dc;
  padding: 0; display: flex; flex-direction: column;
}
.admin-side .brand {
  padding: 18px 16px; font-weight: 700; color: #fff; font-size: 16px;
  border-bottom: 1px solid #2c3340;
}
.admin-menu { padding: 8px 0; }
.admin-menu .mi {
  padding: 12px 16px; cursor: pointer; font-size: 14px;
  border-left: 3px solid transparent;
}
.admin-menu .mi:hover { background: #262c39; }
.admin-menu .mi.active { background: #262c39; color: #fff; border-left-color: var(--accent); }
.admin-main { flex: 1; display: flex; flex-direction: column; background: #f5f5f7; min-width: 0; }
.admin-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 20px; background: #fff; border-bottom: 1px solid var(--line);
}
.admin-header h2 { margin: 0; font-size: 16px; }
.admin-body { padding: 20px; overflow-y: auto; }

.admin-table { width: 100%; background: #fff; border-collapse: collapse; border-radius: 8px; overflow: hidden; }
.admin-table th, .admin-table td { padding: 11px 13px; border-bottom: 1px solid var(--line); text-align: left; font-size: 13px; }
.admin-table th { background: #fafafa; color: #666; font-weight: 600; }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-table img.thumb { width: 46px; height: 46px; object-fit: cover; border-radius: 6px; background: #eee; }
.admin-link-btn { color: var(--accent); cursor: pointer; margin-right: 12px; }
.admin-link-btn.danger { color: #d33; }
.admin-back { color: var(--accent); cursor: pointer; font-size: 13px; margin-bottom: 14px; display: inline-block; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
@media (max-width: 640px) { .admin-side { width: 130px; } .form-grid { grid-template-columns: 1fr; } }

/* 上传控件 + 逐行编辑器 */
.up-field { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; flex-wrap: wrap; }
.up-field input[type="text"], .up-field input:not([type="file"]):not([type="color"]) { flex: 1; }
.up-prev { max-width: 120px; max-height: 120px; border-radius: 8px; border: 1px solid var(--line); margin-top: 8px; background: #eee; display: block; }
.kv-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.kv-row input { flex: 1; }
.kv-row .x { color: #d33; cursor: pointer; font-size: 16px; padding: 0 4px; flex-shrink: 0; }

/* 媒体分组：图片 / 视频 / 图文详情 各自独立，不再互相挤 */
.media-block { border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin-bottom: 12px; background: #fafbfc; }
.media-block:last-child { margin-bottom: 0; }
.media-block .mb-head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.media-block .mb-head b { font-size: 14px; color: #222; }
.media-block .mb-head span { font-size: 12px; color: var(--sub); }
.media-block .mb-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.media-prev { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.media-prev .pv {
  position: relative; width: 64px; height: 64px; flex-shrink: 0;
  border-radius: 8px; overflow: hidden; border: 1px solid var(--line); background: #222;
}
.media-prev .pv img, .media-prev .pv video { width: 100%; height: 100%; object-fit: cover; display: block; }
.media-prev .pv .pt {
  position: absolute; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, .62); color: #fff; font-size: 10px; text-align: center; padding: 2px 0;
}
.media-prev .pv.is-video::after {
  content: '▶';
  position: absolute; left: 50%; top: 46%; transform: translate(-50%, -50%);
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(255, 255, 255, .94); color: #1c1c1c;
  font-size: 9px; display: flex; align-items: center; justify-content: center;
  text-indent: 1px; pointer-events: none;
}
.media-prev .empty { font-size: 12px; color: var(--sub); }
.up-busy { opacity: .6; pointer-events: none; }
.act-row { border: 1px solid var(--line); border-radius: 8px; padding: 12px; margin-bottom: 10px; background: #fafbfc; }
.act-row .act-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 46px; gap: 8px; align-items: center; margin-bottom: 10px; }
.act-row .act-grid > * { min-width: 0; }
@media (max-width: 760px) { .act-row .act-grid { grid-template-columns: 1fr 1fr; } }

/* 详情页弹层（海报 / 咨询） */
.modal-ov {
  position: fixed; left: 0; top: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.6); z-index: 200;
  display: flex; align-items: center; justify-content: center; padding: 24px;
}
.poster-box, .consult-box {
  background: #fff; border-radius: 12px; padding: 16px; max-width: 340px; width: 100%;
  display: flex; flex-direction: column; gap: 12px; align-items: center; text-align: center;
  max-height: 88vh; max-height: 88dvh; overflow-y: auto;
}
.poster-img { width: 100%; border-radius: 8px; display: block; }
.poster-tip { font-size: 13px; color: #666; line-height: 1.5; }
.modal-close {
  width: 100%; text-align: center; padding: 11px 0; border-radius: 8px;
  background: var(--accent); color: #fff; font-size: 15px; cursor: pointer; flex-shrink: 0;
}
.save-box {
  background: #fff; border-radius: 12px; padding: 16px; max-width: 340px; width: 100%;
  display: flex; flex-direction: column; gap: 12px; align-items: center; text-align: center;
  max-height: 88vh; max-height: 88dvh; overflow-y: auto;
}
.modal-title { font-size: 17px; font-weight: 700; color: #1a1a1a; }
.save-big {
  width: 100%; max-height: 46vh; object-fit: contain;
  border-radius: 8px; display: block; background: #f2f3f5;
}
.save-thumbs {
  display: flex; gap: 8px; width: 100%; overflow-x: auto; padding-bottom: 2px;
}
.save-thumbs img {
  width: 48px; height: 48px; object-fit: cover; flex-shrink: 0;
  border-radius: 6px; border: 2px solid transparent; cursor: pointer; background: #f2f3f5;
}
.save-thumbs img.active { border-color: var(--accent); }
.share-url {
  width: 100%; box-sizing: border-box; background: #f7f8fa; border-radius: 8px;
  padding: 12px; font-size: 12px; color: #444; word-break: break-all; text-align: left;
  line-height: 1.5; user-select: all; -webkit-user-select: all;
}
.modal-btn {
  width: 100%; padding: 11px 0; border: 1px solid var(--line); border-radius: 8px;
  background: #fff; color: var(--text); font-size: 15px; cursor: pointer;
  font-family: inherit;
}
.consult-title { font-size: 17px; font-weight: 700; color: #1a1a1a; }
.consult-row {
  display: flex; align-items: center; gap: 10px; width: 100%;
  background: #f7f8fa; border-radius: 8px; padding: 12px 14px; box-sizing: border-box;
}
.consult-row .ck { color: #999; font-size: 13px; width: 32px; flex-shrink: 0; }
.consult-row .cv { flex: 1; text-align: left; font-size: 15px; color: #222; word-break: break-all; }
.consult-row .cv.link { color: var(--accent); }
.copy-btn {
  flex-shrink: 0; font-size: 13px; color: var(--accent); text-decoration: none;
  border: 1px solid var(--accent); border-radius: 6px; padding: 5px 12px; background: #fff; cursor: pointer;
}
.consult-empty { font-size: 13px; color: #999; line-height: 1.6; }

/* 手机端保存：弹层里的图片必须允许 iOS 长按系统菜单 */
.poster-img, .save-big {
  -webkit-touch-callout: default;
  -webkit-user-select: auto;
  user-select: auto;
}
.save-video-box {
  width: 100%; max-height: 38vh; background: #000;
  border-radius: 8px; display: block;
}
.guide-tip {
  width: 100%; box-sizing: border-box; text-align: left;
  background: #f7f8fa; border-radius: 8px; padding: 12px 14px;
  font-size: 13px; line-height: 1.7; color: #555;
  -webkit-user-select: text; user-select: text;
}
.guide-tip b { color: #1a1a1a; }