/* ===== UI 精修（预览）：2×3 导航 + 关注页紧凑 =====
   最后加载；只用类选择器与少量 !important 压过旧层叠。
   注意：不对 .panel button 设固定高度，避免重蹈 36px 叠层问题。 */

/* ---------- 导航：分段式卡片 ---------- */
main>.tabs{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:4px;
  width:100%;max-width:100%;
  margin:0 0 8px;
  padding:4px;
  border:1px solid var(--line,#e2e6eb);
  border-radius:14px;
  background:var(--soft,#f5f7fa);
  box-sizing:border-box;
}
main>.tabs button{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:1px;
  width:100%;min-width:0;max-width:100%;
  height:auto;min-height:46px;
  margin:0;padding:5px 4px;
  border:0;border-radius:10px;
  background:transparent;
  color:#274860;
  font-size:14px;font-weight:600;line-height:1.2;
  white-space:nowrap;
  -webkit-tap-highlight-color:transparent;
  touch-action:manipulation;
  transition:background-color .15s ease,color .15s ease,box-shadow .15s ease;
}
main>.tabs button small{
  font-size:10px;font-weight:500;line-height:1.15;letter-spacing:.01em;
  color:inherit;opacity:.62;
}
main>.tabs button:not(.active):hover{background:rgba(0,93,171,.06)}
main>.tabs button:focus-visible{outline:2px solid var(--costco-blue,#005dab);outline-offset:1px}
main>.tabs button.active{
  background:var(--costco-red,#e31837);
  color:#fff;
  box-shadow:0 1px 2px rgba(227,24,55,.25),0 2px 8px rgba(227,24,55,.18);
}
main>.tabs button.active small{opacity:.9}

/* 手机：两排三列 */
@media(max-width:700px){
  main>.tabs{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:4px;
    margin-bottom:8px;
  }
  main>.tabs button{min-height:48px;height:48px;padding:4px 2px;font-size:14px}
  main>.tabs button small{font-size:10px}
}
@media(max-width:350px){
  main>.tabs button{font-size:13px}
  main>.tabs button small{font-size:9px}
}

/* 深色：压过 index.html 内联的 .tabs button{background:#000!important} */
@media(prefers-color-scheme:dark){
  main>.tabs{background:#0e0e0e;border-color:#2a2a2a}
  main>.tabs button:not(.active){background-color:transparent!important;color:#c5d9ec}
  main>.tabs button:not(.active):hover{background-color:#1a1a1a!important}
  main>.tabs button.active{background:#e31837;color:#fff;box-shadow:0 0 0 1px #e31837,0 2px 10px rgba(227,24,55,.35)}
}

/* ---------- 关注页：整体约 80% 紧凑 ---------- */
.panel:has(>#watchForm){padding:8px}
@media(max-width:700px){.panel:has(>#watchForm){padding:8px}}

.watch-form{margin:0 0 4px}
.watch-form .row{margin:0 0 4px;gap:6px}
.watch-match{margin:0 0 6px;padding:5px 8px;font-size:12px;line-height:1.35;border-radius:6px}
.watch-btn-row{gap:6px;margin:0}
.watch-feedback{min-height:0;margin:4px 0 0;font-size:12px}
.watch-feedback:empty{display:none}

.watch-head,.watch-list-head{margin:10px 2px 6px}
.watch-list-title{font-size:13px;font-weight:700;letter-spacing:.02em;color:var(--muted,#5b6b7c)}

.watch-list{border-radius:10px}
.watch-row{gap:4px 10px;padding:7px 9px}
@media(max-width:639px){.watch-row{padding:7px 9px}}
.watch-row-identity{gap:0}
.watch-row-sku{font-size:13px;line-height:1.3}
.watch-row-name{font-size:12px;line-height:1.35}
.watch-row-dept{font-size:11px}

/* 折叠预览：标签与数值同一行，省一行高度 */
.watch-row-preview{
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:0 8px;
  padding:4px 8px;
  border-radius:6px;
}
@media(max-width:639px){.watch-row-preview{padding:4px 8px;gap:0 8px}}
.watch-row-preview-item{flex-direction:row;align-items:baseline;justify-content:space-between;gap:6px}
.watch-row-preview-label{font-size:11px;line-height:1.4}
.watch-row-preview-value{font-size:13px;line-height:1.4}
@media(max-width:639px){.watch-row-preview-value{font-size:13px}}

/* 删除：右上角小文字 */
.panel .watch-row-remove{font-size:12px!important;padding:1px 4px!important;min-height:22px!important}

/* 展开详情：去掉内框层级，改成浅底小格 */
.watch-row-detail{margin-top:2px;padding:6px;border-radius:8px}
.watch-metrics{gap:4px}
.watch-metric{padding:4px 7px;border-radius:5px}
.watch-metric-label{font-size:10px;margin-bottom:0;line-height:1.3}
.watch-metric-value{font-size:14px;line-height:1.25}
@media(max-width:639px){.watch-metric-value{font-size:14px}}
.watch-compare-metrics{margin-top:4px;padding-top:4px}
.watch-empty{padding:10px;font-size:12px}

/* --- 第二轮细调 --- */
@media(max-width:700px){main>.tabs button{min-height:44px;height:44px}}
.watch-row-preview-item+.watch-row-preview-item{border-left:1px solid var(--line,#e2e6eb);padding-left:8px}
.watch-row.is-expanded{background:rgba(0,93,171,.035);box-shadow:inset 3px 0 0 var(--costco-blue,#005dab)}
.watch-metric{border:0;background:#fff}
@media(prefers-color-scheme:dark){
  .watch-row.is-expanded{background:#070b10;box-shadow:inset 3px 0 0 #4d8fd6}
  .watch-metric{background:#111!important}
  .watch-row-preview-item+.watch-row-preview-item{border-left-color:#333}
}

/* =====================================================================
   第二批（预览）：顶部留白、关注简洁卡片、撤销提示、导入确认、数据状态
   注意：不给 .panel button 设固定高度（沿用全局 36px 规则），新卡片按钮用
   .watch-row-main（已被全局高度规则排除）；撤销条挂在 body 上，不在 .panel 内。
   ===================================================================== */

/* ---------- 6. 顶部留白 ---------- */
@media(max-width:700px){
  header{padding:calc(env(safe-area-inset-top,0px) + 2px) max(10px,env(safe-area-inset-right)) 2px max(10px,env(safe-area-inset-left))!important;align-items:center!important}
  #offline-status{font-size:11px;line-height:1.25;max-width:none}
  .local-only-notice>summary{min-height:26px;font-size:12px}
  main{margin-top:2px!important}
  main>.tabs{margin-bottom:6px}
}

/* ---------- 7. 关注：简洁卡片 ---------- */
.watch-row{display:block;padding:0!important}
.panel .watch-row-main{
  display:grid!important;gap:3px;width:100%;
  padding:8px 10px!important;
  text-align:left;
}
.watch-row-top{display:flex;align-items:center;gap:6px;min-width:0}
.watch-row-sku{font-size:14px;font-weight:700}
.watch-row-dept{font-size:11px;font-weight:600;color:var(--muted);padding:1px 6px;border:1px solid var(--line);border-radius:999px;line-height:1.35;white-space:nowrap}
.watch-row-flag{font-size:11px;font-weight:600;color:#9a5b00;background:#fff4dc;border-radius:999px;padding:1px 6px;line-height:1.35;white-space:nowrap}
.watch-chevron{margin-left:auto;flex:0 0 auto;width:8px;height:8px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg) translate(-2px,-2px);transition:transform .15s ease}
.watch-row.is-expanded .watch-chevron{transform:rotate(-135deg) translate(-2px,-2px)}
.watch-row-name{display:block;font-size:13px;font-weight:600;line-height:1.38;overflow-wrap:anywhere;word-break:break-word;white-space:normal}
.watch-row-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:3px;padding:4px 0;border-radius:6px;background:var(--soft,#f7f8fa)}
.watch-stat{display:flex;align-items:baseline;justify-content:center;gap:5px;min-width:0;padding:0 4px}
.watch-stat+.watch-stat{border-left:1px solid var(--line)}
.watch-stat-label{font-size:11px;color:var(--muted);white-space:nowrap}
.watch-stat b{font-size:14px;font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.watch-row-detail{margin:0 10px 10px!important}
.watch-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
.watch-detail-actions{display:flex;justify-content:flex-end;margin-top:8px}
.panel .watch-unwatch{width:auto;min-width:96px;color:#a12535;background:transparent;border:1px solid #e8c2c8}
.watch-list-head{display:flex;align-items:baseline;justify-content:space-between}
.watch-list-date{font-size:11px;color:var(--muted)}
@media(prefers-color-scheme:dark){
  .watch-row-flag{color:#f4c97e;background:#2a2008}
  .watch-row-stats{background:#111}
    .panel .watch-unwatch{color:#ff8a9c;border-color:#5a2a33}
}

/* ---------- 8. 撤销提示条 ---------- */
.watch-undo-bar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px));z-index:60;max-width:440px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 6px 6px 14px;border-radius:12px;background:#1f2a36;color:#fff;font-size:14px;box-shadow:0 6px 24px rgba(0,0,0,.25)}
.watch-undo-bar[hidden]{display:none}
.watch-undo-button{flex:0 0 auto;min-height:40px;padding:6px 16px;border:1px solid rgba(255,255,255,.35);border-radius:9px;background:transparent;color:#8fd0ff;font:inherit;font-weight:700;cursor:pointer}
@media(prefers-color-scheme:dark){.watch-undo-bar{background:#1a1a1a;border:1px solid #3a3a3a}}

/* ---------- 10. 导入确认摘要 ---------- */
.import-confirm{margin:8px 0;padding:10px;border:1px solid var(--costco-blue,#005daa);border-radius:10px;background:var(--soft,#f7f8fa)}
.import-confirm h3{margin:0 0 6px;font-size:14px}
.import-confirm dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:3px 10px;margin:0;font-size:13px}
.import-confirm dl>div{display:contents}
.import-confirm dt{color:var(--muted);white-space:nowrap}
.import-confirm dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.import-confirm .import-confirm-info dd{grid-column:1/-1;font-weight:400;color:var(--muted);font-size:12px}
.import-confirm-warn{margin:8px 0 0;padding:6px 8px 6px 24px;border-radius:6px;background:#fff4dc;color:#7a4a00;font-size:12px;line-height:1.5}
.import-confirm-ok{margin:8px 0 0;font-size:12px;color:#0a7a3e}
.import-confirm-note{margin:6px 0 0;font-size:12px;color:var(--muted);line-height:1.45}
.import-confirm-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:8px}
@media(prefers-color-scheme:dark){.import-confirm{background:#0b0b0b;border-color:#4d8fd6}.import-confirm-warn{background:#2a2008;color:#f4c97e}.import-confirm-ok{color:#83dfac}}

/* ---------- 11. 数据状态：尚未导入 / 没有匹配 ---------- */
.watch-state-banner,.lookup-state-none{margin:0 0 8px;padding:7px 10px;border-left:3px solid #e0a100;border-radius:6px;background:#fff8e6;color:#5f4300;font-size:12px;line-height:1.5}
.watch-state-banner b,.lookup-state-none b,.lookup-empty[data-lookup-state] b{display:block;font-size:13px}
.lookup-empty[data-lookup-state=no-match]{color:var(--muted)}
@media(prefers-color-scheme:dark){.watch-state-banner,.lookup-state-none{background:#1a1405;color:#f4c97e;border-left-color:#b88400}}

/* ---------- 12. 手机不横向溢出、长品名换行 ---------- */
.lookup-card>strong,.lookup-card .lookup-grid span,.shortage-name,.watch-match strong{overflow-wrap:anywhere;word-break:break-word}
#view,.panel{max-width:100%;min-width:0}
/* 6. 顶部留白（再收紧一档） */
@media(max-width:700px){
  header{padding-top:calc(env(safe-area-inset-top,0px) + 0px)!important;padding-bottom:0!important;min-height:0!important}
  .local-only-notice>summary{min-height:28px;line-height:1.2}
  main{margin-top:0!important}
  main>.tabs{padding:3px;gap:3px;margin-bottom:6px}
  main>.tabs button{min-height:42px;height:42px}
}
/* 覆盖 workbench-theme.css 的 header 顶部留白（浏览器 max(8px,…) / 主屏 App +22px） */
@media(max-width:700px){html body>header{padding-top:max(4px,calc(env(safe-area-inset-top,0px) + 2px))!important;padding-bottom:0!important}}
@media(max-width:700px) and (display-mode:standalone){html body>header{padding-top:calc(env(safe-area-inset-top,0px) + 10px)!important}}

/* 关注展开区：订单信息（替代备注） */
.watch-orders{margin-top:8px;padding:7px 8px;border:1px solid var(--line);border-radius:8px;background:#fff}
.watch-orders-title{font-size:12px;font-weight:700;color:var(--muted);margin:0 0 4px}
.watch-orders-empty{margin:0;font-size:12px;color:var(--muted);line-height:1.45}
.watch-order-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.watch-order-line{display:flex;align-items:baseline;justify-content:space-between;gap:8px;flex-wrap:wrap;font-size:13px;line-height:1.4;padding:3px 0;border-top:1px dashed var(--line)}
.watch-order-line:first-child{border-top:0;padding-top:0}
.watch-order-when{min-width:0;overflow-wrap:anywhere;color:inherit}
.watch-order-qty{font-variant-numeric:tabular-nums;white-space:nowrap}
.watch-order-issue{display:block;width:100%;font-size:11px;color:#9a5b00}
@media(prefers-color-scheme:dark){
  .watch-orders{background:#111;border-color:#333}
  .watch-order-issue{color:#f4c97e}
}

/* 关注卡片：货号行右侧 ★（已关注，点击取消），箭头保留最右 */
.watch-row{position:relative}
.watch-star-slot{flex:0 0 36px;margin-left:auto;height:1px}
.watch-star-slot+.watch-chevron{margin-left:6px}
.panel .watch-row button.watch-star.watch-star{
  position:absolute;top:-5px;right:20px;z-index:1;
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px!important;min-height:44px!important;max-height:44px!important;
  margin:0;padding:0!important;border:0!important;border-radius:50%!important;
  background:transparent!important;box-shadow:none!important;
  color:#e0a100;font-size:18px!important;line-height:1!important;
  cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;
}
.watch-star-icon{display:block;font-size:18px;line-height:1;text-shadow:0 0 1px rgba(160,110,0,.35)}
.panel .watch-row button.watch-star.watch-star:active .watch-star-icon{transform:scale(.88)}
.panel .watch-row button.watch-star.watch-star:focus-visible{outline:2px solid var(--costco-blue,#005daa);outline-offset:-6px}
@media(prefers-color-scheme:dark){.panel .watch-row button.watch-star.watch-star{color:#ffcc33}.watch-star-icon{text-shadow:none}}
/* 展开区不再有底部按钮，收掉留白 */
.watch-detail-actions{display:none}
.watch-row-detail .watch-orders{margin-bottom:0}

/* =====================================================================
   导航吸顶（sticky）：滚动时 6 个入口始终可见；切 tab 不挡内容
   ===================================================================== */
main>.tabs{
  position:sticky;
  top:0;
  z-index:40;
  /* 不透明底，避免列表透出 */
  background:#f5f7fa;
  /* 与内容区分：细底边 + 轻阴影 */
  box-shadow:0 1px 0 rgba(15,23,42,.06),0 6px 16px rgba(15,23,42,.07);
}
@media(prefers-color-scheme:dark){
  main>.tabs{
    background:#000;
    border-color:#2a2a2a;
    box-shadow:0 1px 0 #2a2a2a,0 8px 18px rgba(0,0,0,.45);
  }
}
/* 安全区（viewport-fit=cover / PWA）：贴在刘海下方，伪元素填满空隙防透出 */
main>.tabs{
  top:env(safe-area-inset-top,0px);
}
main>.tabs::before{
  content:"";
  position:absolute;
  left:-4px;right:-4px;
  bottom:100%;
  height:env(safe-area-inset-top,0px);
  background:inherit;
  pointer-events:none;
}

/* =====================================================================
   导航恢复格子样式（7 项）：手机 4+3 两排，两排都铺满整宽；电脑单排 7 格。
   保留上方吸顶；选中仍为红底白字。
   ===================================================================== */
main>.tabs{grid-template-columns:repeat(7,minmax(0,1fr))}
main>.tabs button[data-tab]{min-width:0!important;padding-left:2px;padding-right:2px}
@media(max-width:700px){
  main>.tabs{grid-template-columns:repeat(12,minmax(0,1fr))}
  main>.tabs button[data-tab]{grid-column:span 3}
  /* 第二排 3 格：关注、库存、订单 */
  main>.tabs button[data-tab="watch"],
  main>.tabs button[data-tab="inventory"],
  main>.tabs button[data-tab="orders"]{grid-column:span 4}
}