:root{
  --bg:#f4f5f7; --panel:#fff; --line:#e2e5ea; --text:#191d23; --dim:#6b7280;
  --accent:#c2410c; --accent-soft:#fff3ea; --warn:#b91c1c; --ok:#15803d;
  --blue:#1d4ed8; --blue-soft:#eef2ff; --star:#d97706;
  --radius:10px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);
  font:14px/1.55 -apple-system,"Segoe UI","Yu Gothic UI",Meiryo,"Microsoft YaHei",sans-serif}
a{color:var(--blue)}
.spacer{flex:1}
.hint{color:var(--dim);font-size:12px}

/* ---------- 顶栏 ---------- */
.topbar{position:sticky;top:0;z-index:30;background:var(--panel);border-bottom:1px solid var(--line);
  padding:9px 16px;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.row1{display:flex;align-items:center;gap:10px}
.row1 h1{margin:0;font-size:16px}
.row2{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:8px}
.sub{color:var(--dim);font-size:12px;margin-top:2px}
.tabs{display:flex;gap:6px}
.tab{padding:6px 14px;border:1px solid var(--line);background:#fff;border-radius:999px;cursor:pointer;font-size:13px;color:inherit}
.tab.on{background:var(--accent);border-color:var(--accent);color:#fff}
input[type=search],select{padding:6px 10px;border:1px solid var(--line);border-radius:8px;
  background:#fff;font-size:13px;color:inherit;max-width:260px}
input[type=search]{min-width:230px}
.chk{font-size:12px;color:var(--dim);display:flex;align-items:center;gap:5px;cursor:pointer;user-select:none}
.pill{display:inline-block;min-width:20px;padding:1px 6px;border-radius:999px;background:var(--accent);
  color:#fff;font-size:11px;text-align:center;line-height:1.5}
.btn{padding:6px 12px;border:1px solid var(--line);background:#fff;border-radius:8px;cursor:pointer;
  font-size:13px;color:inherit;line-height:1.35}
.btn:hover{background:#f7f8fa}
.btn.small{font-size:12px;padding:4px 10px}
.btn.tiny{font-size:11.5px;padding:3px 9px}
.btn.ghost{background:transparent}
.btn.danger{color:var(--warn);border-color:#f3caca}
.btn.on{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.starred{background:#fffbeb;border-color:#fcd34d;color:var(--star)}
.btn[disabled]{opacity:.5;cursor:default}

main{padding:16px 16px 70px;max-width:1560px;margin:0 auto}
h2{font-size:15px;margin:22px 0 10px;padding-left:9px;border-left:3px solid var(--accent)}
h2 small{font-weight:400;color:var(--dim);margin-left:8px;font-size:12px}
.view[hidden]{display:none}
.empty{color:var(--dim);padding:40px;text-align:center}

/* ---------- 商品卡片（まとめ売り） ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(390px,1fr));gap:12px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;position:relative}
.card.hi{border-color:#f0b27a;box-shadow:0 0 0 2px #fde8d6 inset}
.card.want{border-color:#fbbf24;box-shadow:0 0 0 2px #fef3c7 inset}
.card .body{padding:10px 12px;flex:1;display:flex;flex-direction:column;gap:6px}
.nm{font-size:13px;font-weight:600;line-height:1.45;word-break:break-word}
.nm a{color:inherit;text-decoration:none}
.nm a:hover{text-decoration:underline;color:var(--blue)}
.prices{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.jpy{color:var(--accent);font-weight:700;font-size:16px}
.cny{color:var(--dim);font-size:13px}
.meta{color:var(--dim);font-size:11.5px;display:flex;gap:10px;flex-wrap:wrap}
.badges{display:flex;gap:6px;flex-wrap:wrap}
.b{font-size:11px;padding:2px 7px;border-radius:6px;border:1px solid transparent;white-space:nowrap}
.b.count{background:var(--accent-soft);color:var(--accent);border-color:#f6c9ab;font-weight:700}
.b.nocount{background:#f3f4f6;color:var(--dim);border-color:var(--line)}
.b.forbidden{background:#fef2f2;color:var(--warn);border-color:#fecaca}
.b.allowed{background:#f0fdf4;color:var(--ok);border-color:#bbf7d0}
.b.mentioned{background:#fffbeb;color:#b45309;border-color:#fde68a}
.b.type{background:var(--blue-soft);color:var(--blue);border-color:#c7d2fe}
.b.src{background:#f8fafc;color:var(--dim);border-color:var(--line)}
.b.circle{background:#f5f3ff;color:#6d28d9;border-color:#ddd6fe;max-width:230px;overflow:hidden;text-overflow:ellipsis}

.desc{margin-top:2px;font-size:12px;color:#374151;background:#fafafa;border:1px solid var(--line);
  border-radius:8px;padding:7px 9px;white-space:pre-wrap;max-height:190px;overflow:auto}
.desc.err{color:var(--warn)}
.desc.clip{max-height:52px;overflow:hidden;position:relative;cursor:pointer}
.desc.clip::after{content:"点击展开";position:absolute;right:8px;bottom:0;
  background:linear-gradient(90deg,transparent,#fafafa 40%);padding-left:24px;font-size:11px;color:var(--blue)}

.thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:2px;background:#eceff3}
.thumbs .ph{display:block;line-height:0;border:0;padding:0;background:none;cursor:zoom-in}
.thumbs img{width:100%;height:100px;object-fit:contain;background:#fafafa}
.cardstar{position:absolute;right:8px;top:8px;z-index:2}

/* ---------- 筐 ---------- */
.bkbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.bkgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:12px}
.bk{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:10px 12px;display:flex;flex-direction:column;gap:8px;cursor:pointer;transition:box-shadow .12s}
.bk:hover{box-shadow:0 2px 10px rgba(0,0,0,.07)}
.bk.done{opacity:.55;background:#f0f1f3}
.bk.done .bkimg img{filter:grayscale(1)}
.bktop{display:flex;align-items:center;gap:8px}
.bkno{font-weight:700;font-size:15px;color:var(--accent);font-variant-numeric:tabular-nums}
.bk.done .bkno{color:var(--ok)}
.bkcount{color:var(--dim);font-size:12px}
.bkimg{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:#eceff3;border-radius:6px;overflow:hidden}
.bkimg img{width:100%;height:62px;object-fit:cover;background:#f5f5f5}
.bkmeta{font-size:11.5px;color:var(--dim);display:flex;flex-direction:column;gap:2px}
.bkacts{display:flex;gap:6px}
.bkcirc{font-size:11.5px;color:#5b21b6;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 筐详情 ---------- */
.detailbar,.filterbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.bktitle{font-weight:700;font-size:15px}
.grp{margin:16px 0 6px;padding-left:9px;border-left:3px solid #a78bfa;font-size:13.5px;font-weight:700}
.grp span{font-weight:400;color:var(--dim);font-size:12px;margin-left:6px}
#bk-list{display:flex;flex-direction:column;gap:6px}
.row{display:flex;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:8px;
  padding:8px;align-items:flex-start}
.row.want{border-color:#fbbf24;background:#fffdf5}
.row img.thumb{width:76px;height:76px;object-fit:contain;background:#f0f0f0;border-radius:6px;flex:none;cursor:zoom-in}
.row .main{flex:1;min-width:0}
.row .nm{font-size:12.5px;font-weight:500}
.row .prices{margin-top:3px}
.jpy.sm{font-size:14px}
.row .acts{display:flex;flex-direction:column;gap:5px;flex:none}

/* ---------- 上新 ---------- */
#new-list{display:flex;flex-direction:column;gap:6px}
.b.fresh{background:#ecfdf5;color:#047857;border-color:#a7f3d0;font-weight:700}
.b.seen{background:#f8fafc;color:var(--dim);border-color:var(--line)}
.b.newitem{border-color:#a7f3d0;background:#f6fffb}

/* ---------- 想要侧边栏 ---------- */
.wantbar{position:fixed;right:0;top:0;bottom:0;width:330px;background:var(--panel);
  border-left:1px solid var(--line);box-shadow:-2px 0 12px rgba(0,0,0,.06);z-index:40;
  display:flex;flex-direction:column;transition:transform .18s ease}
.wantbar.collapsed{transform:translateX(100%)}
.wbhead{padding:12px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px}
.wbbody{flex:1;overflow:auto;padding:8px}
.wbfoot{padding:8px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end}
.witem{display:flex;gap:8px;padding:7px;border:1px solid var(--line);border-radius:8px;margin-bottom:6px;
  align-items:flex-start;background:#fff}
.witem img{width:52px;height:52px;object-fit:contain;background:#f3f3f3;border-radius:5px;flex:none;cursor:zoom-in}
.witem .wn{font-size:12px;line-height:1.4;word-break:break-word}
.witem .wp{font-size:12px;color:var(--accent);font-weight:700;margin-top:2px}
.witem .wp em{font-style:normal;color:var(--dim);font-weight:400;margin-left:6px;font-size:11.5px}
.wempty{color:var(--dim);font-size:12px;text-align:center;padding:24px 8px}
#wantbar.collapsed ~ *{}
body.wantopen .topbar{padding-right:346px}
body.wantopen main{padding-right:346px}
@media(max-width:900px){ body.wantopen .topbar,body.wantopen main{padding-right:16px} }

/* ---------- 模态框 ---------- */
.modal{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center}
.modal[hidden]{display:none}
.mback{position:absolute;inset:0;background:rgba(15,18,22,.78)}
.mbox{position:relative;background:#fff;border-radius:12px;max-width:min(1100px,94vw);width:94vw;
  max-height:94vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.mhead{display:flex;gap:10px;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line)}
.mname{font-size:13px;font-weight:600;max-width:46%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mname a{color:inherit;text-decoration:none}
.mprice{font-size:13px;color:var(--accent);font-weight:700;white-space:nowrap}
.mprice em{font-style:normal;color:var(--dim);font-weight:400;margin-left:6px;font-size:12px}
.mstage{position:relative;flex:1;min-height:0;background:#111;display:flex;align-items:center;justify-content:center}
.mstage img{max-width:100%;max-height:calc(94vh - 170px);object-fit:contain;display:block}
.mnav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:64px;border:0;
  background:rgba(255,255,255,.14);color:#fff;font-size:30px;cursor:pointer;line-height:1}
.mnav:hover{background:rgba(255,255,255,.3)}
.mnav.prev{left:8px}
.mnav.next{right:8px}
.mfoot{padding:8px 12px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line)}
.mmeta{font-size:12px;color:var(--dim)}
.mthumbs{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap;max-width:60%}
.mthumbs img{width:44px;height:44px;object-fit:cover;border-radius:4px;cursor:pointer;
  border:2px solid transparent;background:#eee}
.mthumbs img.on{border-color:var(--accent)}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);background:#111827;color:#fff;
  padding:8px 16px;border-radius:999px;font-size:13px;z-index:80;opacity:.94}
.toast[hidden]{display:none}