/* Alpha Product Hub — "jeweler's bench" theme
   Porcelain surfaces, velvet-green actions, gold reserved for prices.
   System fonts only (Google Fonts is unreliable from mainland China). */
:root{
  --bg:#f3f5f4;--panel:#fff;--sunk:#f7f9f8;
  --ink:#17201d;--ink-2:#3b4541;--muted:#6a736f;--faint:#9aa39f;
  --line:#e1e6e3;--line-2:#cbd3cf;
  --velvet:#1f4a40;--velvet-2:#2b5e52;--velvet-soft:#e6efec;
  --gold:#a47b2e;--gold-soft:#f6efdf;
  --ok:#2f7a55;--ok-soft:#e5f2eb;--warn:#a2650f;--warn-soft:#fbf0dd;--bad:#b23b3b;--bad-soft:#fbe9e9;--info:#3a5d97;--info-soft:#e9eff8;
  --r-sm:8px;--r:10px;--r-lg:14px;
  --shadow:0 1px 2px rgba(23,32,29,.05),0 8px 24px rgba(23,32,29,.06);
  /* legacy aliases used inline by older markup */
  --green:var(--ok);--amber:var(--warn);--red:var(--bad);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-feature-settings:"tnum" 0}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--velvet)}
:focus-visible{outline:2px solid var(--velvet);outline-offset:2px}
.hidden{display:none!important}
.muted{color:var(--muted)}
.small{font-size:12px}
.grow{flex:1}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.price,.jp-price-num,.num{font-variant-numeric:tabular-nums}

/* ---------- shell ---------- */
.shell{display:grid;grid-template-columns:216px minmax(0,1fr);min-height:100vh}
.sidebar{background:var(--panel);border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:10px;align-items:center;padding:4px 8px 22px}
.brand b{display:block;font-size:15px;letter-spacing:.01em}
.brand span{display:block;color:var(--faint);font-size:12px;margin-top:1px}
.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:var(--velvet);color:#fff;font:600 20px/1 Georgia,"Times New Roman",serif}
.brand-mark.small{width:34px;height:34px;border-radius:10px;font-size:16px}
.sidebar nav{display:grid;gap:2px}
.sidebar nav button{position:relative;border:0;background:transparent;color:var(--ink-2);padding:10px 12px 10px 14px;text-align:left;border-radius:var(--r-sm);cursor:pointer;font-size:14px}
.sidebar nav button:hover{background:var(--sunk);color:var(--ink)}
.sidebar nav button.active{background:var(--velvet-soft);color:var(--velvet);font-weight:600}
.sidebar nav button.active::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--velvet)}
.side-footer{margin-top:auto;padding:12px 8px 2px;display:grid;gap:8px}
.safe-badge{font-size:12px;color:var(--muted);line-height:1.4}
.link-btn{border:0;background:transparent;color:var(--muted);cursor:pointer;padding:6px 0;text-align:left;font-size:13px}
.link-btn:hover{color:var(--ink)}
main{min-width:0}
.topbar{min-height:68px;background:rgba(243,245,244,.92);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 32px 10px;position:sticky;top:0;z-index:5}
.topbar h2{margin:0;font-size:22px;font-weight:650;letter-spacing:.01em}
.topbar p{margin:2px 0 0;color:var(--muted);font-size:13px}
.top-actions{display:flex;gap:8px;flex-wrap:wrap}
.pill{font-size:12px;border-radius:999px;padding:3px 10px;background:var(--sunk);color:var(--muted);border:1px solid var(--line)}
.pill.green{background:var(--ok-soft);color:var(--ok);border-color:transparent}
.pill.amber{background:var(--warn-soft);color:var(--warn);border-color:transparent}
.pill.red{background:var(--bad-soft);color:var(--bad);border-color:transparent}
.page{padding:8px 32px 48px;max-width:1560px}

/* ---------- surfaces ---------- */
.grid{display:grid;gap:16px}
.stats{grid-template-columns:repeat(5,minmax(0,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px}
.card h3{margin:0 0 12px;font-size:16px}
.stat .num{font-size:28px;font-weight:650;margin-top:4px}
.stat .label{color:var(--muted);font-size:13px}
.section-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:28px 0 12px}
.section-title h3{margin:0;font-size:16px;font-weight:650}
.empty{padding:56px 20px;text-align:center;color:var(--muted)}
.code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--sunk);border:1px solid var(--line);padding:14px;border-radius:var(--r);white-space:pre-wrap;overflow:auto;font-size:12.5px;line-height:1.7}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line-2);background:var(--panel);border-radius:var(--r);padding:8px 14px;cursor:pointer;font-size:14px;line-height:1.3;white-space:nowrap;transition:background .15s,border-color .15s}
.btn:hover{background:var(--sunk);border-color:var(--faint)}
.btn.primary{background:var(--velvet);color:#fff;border-color:var(--velvet)}
.btn.primary:hover{background:var(--velvet-2);border-color:var(--velvet-2)}
.btn.gold{background:var(--panel);color:var(--velvet);border-color:var(--velvet)}
.btn.gold:hover{background:var(--velvet-soft)}
.btn.danger{color:var(--bad)}
.btn.danger:hover{background:var(--bad-soft);border-color:#e6b9b9}
.btn.wide{width:100%;padding:11px}
.btn:disabled{opacity:.45;cursor:not-allowed}

/* ---------- forms ---------- */
label{display:grid;gap:6px;color:var(--ink-2);font-size:13px}
input,select,textarea{border:1px solid var(--line-2);border-radius:var(--r-sm);padding:8px 10px;background:var(--panel);color:var(--ink);min-width:0}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--velvet);box-shadow:0 0 0 3px var(--velvet-soft)}
input[type=checkbox],input[type=radio]{accent-color:var(--velvet);width:auto}
textarea{min-height:96px;resize:vertical;line-height:1.6}
.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px 16px}
.form-grid .span2{grid-column:span 2}
.form-grid .span3{grid-column:span 3}
.form-msg{font-size:13px;color:var(--bad);min-height:18px}

/* ---------- messages ---------- */
.info-box,.danger-box,.success-box{border-radius:var(--r);padding:11px 14px;font-size:13.5px;line-height:1.6;border:1px solid transparent}
.info-box{background:var(--sunk);border-color:var(--line);color:var(--ink-2)}
.danger-box{background:var(--bad-soft);color:#7f2b2b}
.success-box{background:var(--ok-soft);color:#235c41}

/* ---------- status ---------- */
.status{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:500;background:var(--sunk);color:var(--muted);white-space:nowrap}
.status::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.8}
.status.synced{background:var(--ok-soft);color:var(--ok)}
.status.local{background:var(--sunk);color:var(--muted)}
.status.draft{background:var(--warn-soft);color:var(--warn)}

/* ---------- toolbar + table ---------- */
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.toolbar input,.toolbar select{background:var(--panel);min-width:150px}
.toolbar #prodSearch{min-width:260px;flex:1 1 260px;max-width:420px}
.toolbar .spacer{flex:1}
.viewswitch{display:inline-flex;border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden;background:var(--panel)}
.viewswitch button{border:0;background:transparent;padding:8px 12px;cursor:pointer;color:var(--muted);font-size:13px}
.viewswitch button.on{background:var(--velvet-soft);color:var(--velvet);font-weight:600}
.table-wrap{overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg)}
table{border-collapse:collapse;width:100%;min-width:860px}
th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover td{background:#fafcfb}
th{font-size:12.5px;font-weight:600;color:var(--muted);background:var(--sunk);position:sticky;top:0;z-index:1}
td .row{flex-wrap:nowrap}
.thumb{width:52px;height:52px;border-radius:var(--r-sm);object-fit:cover;background:var(--sunk);border:1px solid var(--line);display:block}

/* ---------- product tray (grid view) ---------- */
.tray{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.tray-card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;cursor:pointer;text-align:left;padding:0;transition:border-color .15s,box-shadow .15s}
.tray-card:hover{border-color:var(--line-2);box-shadow:var(--shadow)}
.tray-img{position:relative;aspect-ratio:1/1;background:#fff;border-bottom:1px solid var(--line)}
.tray-img img{width:100%;height:100%;object-fit:contain;display:block}
.tray-img .ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--faint);font-size:13px}
.tray-img .img-badge{position:absolute;left:10px;bottom:10px;margin:0}
.tray-body{padding:12px 14px 14px;display:grid;gap:4px}
.tray-name{font-size:14px;font-weight:600;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
.tray-sku{font-size:12px;color:var(--muted)}
.tray-foot{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:6px}
.tray-price{color:var(--gold);font-weight:650;font-variant-numeric:tabular-nums;font-size:15px}
.tray-price small{color:var(--muted);font-weight:400;font-size:12px;margin-right:4px}
.tray-empty{grid-column:1/-1}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:var(--bg);padding:20px}
.login-card{width:min(380px,100%);background:var(--panel);padding:34px 30px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);display:grid;gap:14px}
.login-card .brand-mark{margin:0 auto 4px}
.login-card h1{text-align:center;margin:0;font-size:22px}
.login-card p{text-align:center;color:var(--muted);margin:-6px 0 8px;font-size:13px}

/* ---------- modal: centered dialog, or right-hand sheet for the product editor ---------- */
.modal{position:fixed;z-index:20;inset:0;background:rgba(23,32,29,.38);display:grid;place-items:center;padding:24px}
.modal-panel{position:relative;background:var(--panel);border-radius:18px;width:min(980px,100%);max-height:92vh;overflow:auto;padding:26px 28px;box-shadow:0 24px 64px rgba(23,32,29,.22)}
.modal-close{position:absolute;right:14px;top:12px;width:34px;height:34px;border:0;border-radius:50%;background:transparent;font-size:22px;line-height:1;cursor:pointer;color:var(--muted);z-index:4}
.modal-close:hover{background:var(--sunk);color:var(--ink)}
.modal.as-sheet{place-items:stretch end;padding:0}
.modal.as-sheet .modal-panel{width:min(1120px,100vw);height:100vh;max-height:none;border-radius:0;padding:0;display:flex;flex-direction:column;animation:sheetIn .22s ease-out}
@keyframes sheetIn{from{transform:translateX(24px);opacity:.6}to{transform:none;opacity:1}}
@media (prefers-reduced-motion:reduce){.modal.as-sheet .modal-panel{animation:none}}
.modal.as-sheet #modalBody{display:flex;flex-direction:column;min-height:100%}

/* product editor */
.product-head{display:flex;gap:16px;align-items:center;margin-bottom:18px}
.product-head img{width:72px;height:72px;object-fit:contain;border-radius:var(--r);background:#fff;border:1px solid var(--line)}
.product-head h2{margin:2px 0 4px;font-size:20px;line-height:1.3}
.as-sheet .product-head{position:sticky;top:0;z-index:3;background:var(--panel);margin:0;padding:18px 64px 0 28px}
.sheet-tabs{display:flex;gap:4px;padding:14px 28px 0;border-bottom:1px solid var(--line);position:sticky;top:108px;z-index:3;background:var(--panel)}
.sheet-tabs button{border:0;background:none;padding:10px 14px;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px;font-size:14px}
.sheet-tabs button:hover{color:var(--ink)}
.sheet-tabs button.on{color:var(--velvet);border-bottom-color:var(--velvet);font-weight:600}
.as-sheet #productForm{flex:1;display:flex;flex-direction:column}
.sheet-pane{padding:22px 28px 28px}
.sheet-pane[hidden]{display:none}
.sheet-footer{position:sticky;bottom:0;z-index:3;margin-top:auto;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-top:1px solid var(--line);padding:12px 28px;display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.sheet-footer #productSaveMsg{flex:1 1 100%;order:-1;margin:0!important}
.sheet-footer #productSaveMsg:empty{display:none}
.sheet-note{font-size:12.5px;color:var(--muted);margin:14px 0 0}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px}
.tab{border:0;background:none;padding:10px 12px;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent}
.tab.active{color:var(--velvet);border-bottom-color:var(--velvet)}
.attribute-row,.variation-row{display:grid;grid-template-columns:1fr 2fr auto;gap:8px;margin:7px 0}
.variation-row{grid-template-columns:1fr 1fr 1fr}

/* ---------- upload + gallery ---------- */
.product-ai{display:grid;gap:4px}
.file-drop{border:1.5px dashed var(--line-2);padding:26px 20px;border-radius:var(--r-lg);text-align:center;background:var(--sunk);color:var(--ink-2)}
.file-drop p{margin:6px 0 0;color:var(--muted);font-size:13px}
.ai-drop{position:relative;cursor:pointer;transition:border-color .15s,background .15s}
.ai-drop input[type=file]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}
.ai-drop:hover,.ai-drop.dragover{border-color:var(--velvet);background:var(--velvet-soft)}
.drop-icon{width:38px;height:38px;margin:0 auto 8px;border-radius:50%;display:grid;place-items:center;background:var(--panel);border:1px solid var(--line);color:var(--velvet);font-size:22px}
.ai-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:18px}
.image-preview,.ai-images{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.image-preview div{width:96px;position:relative}
.image-preview img,.ai-images img{width:96px;height:96px;object-fit:contain;background:#fff;border-radius:var(--r-sm);border:1px solid var(--line)}
.image-preview span{display:block;font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:3px}
.remove-image{position:absolute;right:-6px;top:-6px;width:22px;height:22px;border:2px solid #fff;border-radius:50%;background:var(--ink);color:#fff;cursor:pointer;line-height:17px;padding:0;font-size:13px}
.image-preview .gallery-item{cursor:grab;user-select:none;touch-action:none}
.image-preview .gallery-item.dragging{opacity:.45;cursor:grabbing}
.image-preview .gallery-item.drag-over img{outline:2px solid var(--velvet);outline-offset:2px}
.image-preview .gallery-ord{position:absolute;left:5px;top:5px;z-index:1;background:rgba(23,32,29,.75);color:#fff;font-size:11px;border-radius:999px;padding:1px 7px;pointer-events:none}
.image-preview .compare-source{position:absolute;left:5px;bottom:24px;z-index:2;border:0;border-radius:999px;background:var(--velvet);color:#fff;font-size:11px;padding:1px 7px;cursor:pointer}
.image-preview .gallery-item.comparing img{outline:2px solid var(--velvet)}
.image-preview .rerun-studio{position:absolute;right:4px;top:28px;z-index:2;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-2);font-size:11px;padding:1px 7px;cursor:pointer}
.image-preview .rerun-studio:disabled{opacity:.55;cursor:wait}
.cad-drop{margin-top:4px}
.cad-list{display:grid;gap:8px;margin-top:10px}
.cad-item{display:flex;gap:10px;align-items:center;border:1px solid var(--line);border-radius:var(--r);padding:8px 10px;background:var(--panel)}
.cad-ext{font-size:11px;font-weight:600;background:var(--velvet-soft);color:var(--velvet);border-radius:6px;padding:3px 7px}
.cad-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* AI image set */
.imgset-toggle{margin:12px 0 2px;gap:10px;align-items:flex-start;display:flex;font-size:13.5px;color:var(--ink-2)}
.imgset-toggle input{margin-top:3px}
.imgset{margin-top:16px;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;background:var(--sunk)}
.imgset-head{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.imgset-head b{font-size:15px}
.imgset-empty{color:var(--muted);font-size:13px;padding:22px;border:1px dashed var(--line-2);border-radius:var(--r);text-align:center;background:var(--panel)}
.imgset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.imgset-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.imgset-card.is-failed{border-color:#ebc4c4}
.imgset-img{position:relative;aspect-ratio:1/1;background:#fff}
.imgset-img img{width:100%;height:100%;object-fit:cover;display:block}
.imgset-ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--faint);font-size:12px;background:var(--sunk)}
.imgset-busy{position:absolute;left:8px;bottom:8px;background:rgba(23,32,29,.78);color:#fff;font-size:11px;border-radius:999px;padding:3px 9px;display:flex;gap:6px;align-items:center}
.imgset-busy i{width:9px;height:9px;border-radius:50%;border:2px solid #fff;border-right-color:transparent;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.imgset-busy i{animation:none}}
.imgset-meta{padding:8px 10px 10px;font-size:12.5px;display:flex;flex-direction:column;gap:4px}
.imgset-err{color:var(--bad);margin:0;font-size:12px;line-height:1.4;max-height:4.2em;overflow:auto}
.imgset-actions{display:flex;gap:12px}
.imgset .link-btn{padding:0;color:var(--velvet);font-size:12.5px;text-decoration:none}
.imgset .link-btn:disabled{color:var(--faint);cursor:default}
.badge-warn{display:inline-block;background:var(--warn-soft);color:var(--warn);border-radius:999px;padding:0 8px;font-size:11px;width:max-content}
.img-badge{display:inline-block;font-size:11.5px;margin-top:5px;border-radius:999px;padding:1px 8px;white-space:nowrap}
.img-badge.run{background:var(--info-soft);color:var(--info)}
.img-badge.bad{background:var(--bad-soft);color:var(--bad)}
.img-badge.warn{background:var(--warn-soft);color:var(--warn)}

/* legacy studio review cards */
.studio-review-list{display:grid;gap:10px;margin-top:10px}
.studio-review-list:empty{display:none}
.studio-review{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--r);padding:10px;background:var(--panel)}
.studio-review-thumb{position:relative;flex:0 0 auto;width:96px;height:96px;padding:0;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;cursor:zoom-in;overflow:hidden}
.studio-review-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.studio-review-zoom-hint{position:absolute;left:0;right:0;bottom:0;background:rgba(23,32,29,.7);color:#fff;font-size:11px;text-align:center;padding:2px 0;pointer-events:none}
.studio-review-copy{flex:1;min-width:0}
.studio-review-copy p{margin:4px 0}
.studio-review .row{display:flex;gap:8px;margin-top:8px}
.studio-review-hover{position:fixed;z-index:40;display:none;padding:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);pointer-events:none}
.studio-review-hover.is-open{display:block}
.studio-review-hover img{width:100%;aspect-ratio:1;object-fit:contain;background:#fafafa;border-radius:var(--r-sm);display:block}
.studio-review-hover-caption{margin:6px 2px 2px;font-size:12px;color:var(--muted)}
.studio-review-lightbox{position:fixed;inset:0;z-index:60;display:none;place-items:center;padding:24px;background:rgba(23,32,29,.75)}
.studio-review-lightbox.is-open{display:grid}
.studio-review-lightbox-panel{width:min(960px,96vw);max-height:92vh;overflow:auto;background:#fff;border-radius:var(--r-lg);padding:16px}
.studio-review-lightbox-bar{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:10px}
.studio-review-lightbox-panel > img{width:100%;max-height:78vh;object-fit:contain;background:var(--sunk);border-radius:var(--r);display:block}

/* ---------- jewelry publish (price + variants) ---------- */
.jewelry-publish{border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;background:var(--panel);margin:0 0 14px}
.jewelry-publish .jp-block{margin-top:14px}
.jewelry-publish .chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-2);background:var(--panel);border-radius:999px;padding:5px 12px;font-size:13px;cursor:pointer;color:var(--ink-2)}
.chip:hover{border-color:var(--velvet)}
.chip.on{border-color:var(--velvet);background:var(--velvet-soft);color:var(--velvet)}
.chip span{color:var(--muted)}
.jewelry-publish .jp-sizes{max-height:132px;overflow:auto;padding:4px}
.jewelry-publish .jp-price-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:12px}
.jewelry-publish .jp-price-card{border:1px solid var(--line);border-radius:var(--r);padding:12px;background:var(--panel)}
.jewelry-publish .jp-price-card.is-base{background:var(--gold-soft);border-color:#eadcb9}
.jewelry-publish .jp-price-num{font-size:20px;font-weight:650;margin-top:4px;color:var(--gold)}

/* ---------- catalogs ---------- */
.catalog-grid{display:grid;grid-template-columns:320px 1fr;gap:18px}
.catalog-preview{background:#e7ebe9;border-radius:var(--r-lg);padding:22px;min-height:600px}
.paper{background:#fff;max-width:900px;margin:auto;min-height:1100px;padding:44px;box-shadow:var(--shadow)}
.paper h1{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:30px}
.catalog-products{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:25px}
.catalog-item img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fafafa}
.catalog-item h4{font-size:12px;margin:8px 0 3px}
.catalog-item p{font-size:11px;color:var(--muted);margin:2px 0}
.catalog-item .price{font-weight:650;color:var(--gold)}
.checklist{display:grid;gap:7px}
.checklist label{display:flex;align-items:center;gap:7px}
.catalog-builder{display:grid;gap:16px}
.catalog-meta-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}
.catalog-actions{grid-column:1/-1;justify-content:flex-start;flex-wrap:wrap}
.catalog-select-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}
.catalog-bottom-grid{display:grid;grid-template-columns:minmax(320px,.95fr) minmax(360px,1.05fr);gap:16px;align-items:start}
.catalog-pool,.catalog-selected{display:grid;gap:8px;max-height:520px;overflow:auto;padding-right:4px}
.pool-item,.selected-item{display:flex;gap:10px;align-items:center;border:1px solid var(--line);border-radius:var(--r);padding:8px;background:var(--panel)}
.pool-item img,.selected-item img{width:52px;height:52px;object-fit:contain;border-radius:var(--r-sm);background:#fff;border:1px solid var(--line);flex:0 0 auto}
.pool-item .thumb,.selected-item .thumb{width:52px;height:52px;flex:0 0 auto}
.col-actions{display:grid;gap:4px}
.category-batch{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
#catalogSavedList{display:grid;gap:10px}
.saved-catalog{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:14px;align-items:stretch;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;background:var(--panel)}
.saved-catalog-main{min-width:0;display:grid;gap:10px}
.saved-catalog-top h4{margin:0;font-size:15px;line-height:1.35}
.saved-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.saved-tags .tag{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;background:var(--sunk);color:var(--muted);font-size:12px}
.saved-export{border:1px solid var(--line);background:var(--sunk);border-radius:var(--r);padding:10px 12px}
.saved-export-label{font-size:12px;color:var(--muted);margin-bottom:6px}
.saved-export-rows{display:grid;gap:3px;font-size:12.5px;color:var(--ink-2);line-height:1.5;word-break:break-word}
.saved-catalog-actions{display:flex;flex-direction:column;gap:8px;align-self:start}
.saved-catalog-actions .btn{width:100%}

/* ---------- export dialog ---------- */
.export-dlg h2{margin:0 0 6px;font-size:20px}
.export-dlg>p{margin:0;color:var(--muted);font-size:13.5px;max-width:62ch}
.export-row{display:flex;gap:16px;align-items:flex-start;margin-top:18px}
.export-row>b{width:44px;flex:none;padding-top:7px;font-size:13px;font-weight:600;color:var(--ink-2)}
.export-row>input{flex:1}
.seg{display:inline-flex;border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden;background:var(--panel)}
.seg label{display:block;cursor:pointer}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;padding:7px 14px;font-size:13.5px;border-right:1px solid var(--line)}
.seg label:last-child span{border-right:0}
.seg input:checked+span{background:var(--velvet);color:#fff}
.seg input:focus-visible+span{outline:2px solid var(--velvet);outline-offset:-2px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{display:inline-block;cursor:pointer}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt span{display:inline-block;border:1px solid var(--line-2);border-radius:999px;padding:6px 13px;font-size:13.5px;background:var(--panel);color:var(--muted)}
.opt input:checked+span{border-color:var(--velvet);background:var(--velvet-soft);color:var(--velvet)}
.opt input:focus-visible+span{outline:2px solid var(--velvet);outline-offset:2px}
.export-status{margin-top:18px}
.export-status:empty{display:none}
.bar{height:6px;background:var(--line);border-radius:6px;margin-top:8px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--velvet);transition:width .4s}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .catalog-select-grid,.catalog-bottom-grid,.catalog-meta-grid{grid-template-columns:1fr}
  .saved-catalog{grid-template-columns:1fr}
  .saved-catalog-actions{flex-direction:row;flex-wrap:wrap}
  .saved-catalog-actions .btn{width:auto;flex:1 1 140px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .catalog-grid,.ai-layout{grid-template-columns:1fr}
}
@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .sidebar{position:sticky;top:0;z-index:10;height:auto;flex-direction:row;align-items:center;padding:8px 12px;border-right:0;border-bottom:1px solid var(--line);overflow-x:auto}
  .brand{padding:0 8px 0 0}.brand div:last-child{display:none}
  .sidebar nav{display:flex;gap:2px}
  .sidebar nav button.active::before{display:none}
  .side-footer{margin:0 0 0 auto;padding:0;display:flex}
  .safe-badge{display:none}
  .topbar{padding:12px 16px 8px;position:static}
  .page{padding:4px 16px 40px}
  .form-grid{grid-template-columns:1fr}
  .form-grid .span2,.form-grid .span3{grid-column:auto}
  .jewelry-publish .jp-price-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .catalog-products{grid-template-columns:repeat(2,1fr)}
  .tray{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
  .as-sheet .product-head{padding:14px 52px 0 16px}
  .sheet-tabs{padding:10px 12px 0;overflow-x:auto;top:96px}
  .sheet-pane{padding:16px}
  .sheet-footer{padding:10px 16px}
  .export-row{flex-direction:column;gap:6px}
  .modal{padding:12px}
}
@media print{
  body{background:#fff}
  .sidebar,.topbar,.catalog-grid>div:first-child,.no-print{display:none!important}
  .shell{display:block}.page{padding:0}
  .catalog-preview{padding:0;background:#fff}
  .paper{box-shadow:none;max-width:none;margin:0;min-height:0}
}
/* settings */
.settings-grid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);align-items:start}
.settings-grid p{margin:0 0 12px;line-height:1.7;color:var(--ink-2)}
.svc{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:1px solid var(--line)}
.svc:first-of-type{border-top:0}
.svc b{font-weight:600;font-size:14px}
.svc-dot{width:9px;height:9px;border-radius:50%;margin-top:7px;flex:none;background:var(--faint)}
.svc-dot.ok{background:var(--ok)}.svc-dot.warn{background:var(--warn)}.svc-dot.off{background:var(--line-2)}
.svc-hint{font-size:12.5px;color:var(--warn);margin-top:2px}
@media (max-width:900px){.settings-grid{grid-template-columns:1fr}}
/* tray card overflow on small screens */
.tray-sku{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tray-foot{flex-wrap:wrap;row-gap:6px}
.tray-card{min-width:0}
/* channels pane */
.ch-list{display:grid;gap:14px}
.ch-card{border:1px solid var(--line);border-radius:var(--r-lg);padding:16px 18px;background:var(--panel);display:grid;gap:12px}
.ch-head{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.ch-head b{font-size:16px}
.ch-head .spacer{flex:1}
.ch-link{font-size:13px;text-decoration:none}
.ch-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.ch-grid .span-all{grid-column:1/-1}
.ch-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.ch-hint{font-size:13px;color:var(--warn);background:var(--warn-soft);border-radius:var(--r-sm);padding:8px 12px}
.ch-problems{font-size:13px;color:var(--ink-2);background:var(--sunk);border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 12px;line-height:1.7}
.ch-issues{font-size:13px;border:1px solid #ebc4c4;background:var(--bad-soft);border-radius:var(--r-sm);padding:10px 12px;display:grid;gap:4px;line-height:1.5}
.ch-issues b{font-size:13px}
.ch-issues code{font-size:12px;background:#fff;border-radius:4px;padding:0 4px}
.sev{display:inline-block;font-size:11px;border-radius:4px;padding:0 5px;background:#fff;color:var(--bad)}
.sev.warning{color:var(--warn)}
.ch-msg:empty{display:none}
@media (max-width:900px){.ch-grid{grid-template-columns:1fr 1fr}}
#ovBody a{text-decoration:none}
.image-preview .use-model{position:absolute;left:4px;right:4px;bottom:22px;z-index:2;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.94);color:var(--ink-2);font-size:10.5px;padding:1px 4px;cursor:pointer;white-space:nowrap}
.image-preview .use-model.on{background:var(--velvet);border-color:var(--velvet);color:#fff}
.image-preview .use-model:hover{border-color:var(--velvet)}
.imgset-ref{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.imgset-study{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;margin-bottom:12px;font-size:13px}
.imgset-study summary{cursor:pointer;color:var(--velvet);font-weight:600}
.imgset-study ul{margin:8px 0 4px;padding-left:18px;line-height:1.7;color:var(--ink-2)}
.imgset-study p{margin:8px 0 0;color:var(--ink-2)}
.imgset-notes{display:grid;gap:6px;margin-bottom:12px}
.imgset-notes textarea{min-height:52px}