:root{--bg:#f5f5f5;--panel:#ffffff;--border:#f0f0f0;--border-strong:#d9d9d9;--text:rgba(0,0,0,0.88);--text-2:rgba(0,0,0,0.65);--muted:rgba(0,0,0,0.45);--primary:#1677ff;--primary-hover:#4096ff;--primary-active:#0958d9;--danger:#ff4d4f;--danger-hover:#ff7875;--success:#52c41a;--warning:#faad14;--radius:8px;--shadow:0 1px 2px 0 rgba(0,0,0,0.03),0 1px 6px -1px rgba(0,0,0,0.02),0 2px 4px 0 rgba(0,0,0,0.02)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5715}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}button{font-family:inherit;cursor:pointer}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{background:var(--panel);padding:32px;border-radius:12px;width:380px;box-shadow:var(--shadow);border:1px solid var(--border)}.login-card h1{font-size:20px;margin:0 0 4px;font-weight:600}.login-card .sub{color:var(--muted);margin:0 0 24px;font-size:13px}.admin{display:flex;min-height:100vh}.admin-side{width:208px;background:#001529;color:rgba(255,255,255,.65);padding:16px 0;flex-shrink:0;position:-webkit-sticky;position:sticky;top:0;height:100vh;overflow:auto}.admin-side .brand{padding:0 20px 16px;font-size:15px;font-weight:600;color:#fff;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:8px}.admin-side a{display:block;padding:10px 20px;color:rgba(255,255,255,.65);font-size:14px}.admin-side a:hover{background:rgba(255,255,255,.06);color:#fff}.admin-side a.active{background:var(--primary);color:#fff}.admin-side .user{padding:10px 20px;font-size:12px;color:rgba(255,255,255,.45);border-top:1px solid rgba(255,255,255,.1);margin-top:8px}.admin-side .logout{padding:10px 20px;color:#ff9a9a;cursor:pointer;font-size:13px}.admin-side 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var(--border-strong);border-radius:6px;font-size:14px;font-family:inherit;background:#fff;color:var(--text);transition:border-color .2s,box-shadow .2s}input:hover,select:hover,textarea:hover{border-color:var(--primary-hover)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(5,145,255,.1)}input::placeholder,textarea::placeholder{color:rgba(0,0,0,.25)}textarea{min-height:90px;resize:vertical;line-height:1.6}select{height:32px;padding:4px 11px}.field{margin-bottom:16px}.field>label{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px}.field .hint{color:var(--muted);font-size:12px;margin-top:4px}.req{color:var(--danger);margin-right:2px}.grid2{grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:0 16px}.grid2,.grid3{display:grid;gap:0 16px}.grid3{grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:0 16px}@media (max-width:900px){.grid2,.grid3{grid-template-columns:1fr}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;height:32px;padding:0 15px;border-radius:6px;font-size:14px;border:1px solid var(--border-strong);background:#fff;color:var(--text);transition:all .2s;white-space:nowrap}.btn:hover{color:var(--primary-hover);border-color:var(--primary-hover)}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:#fff}.btn.danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn.danger:hover{background:var(--danger-hover);border-color:var(--danger-hover);color:#fff}.btn.sm{height:24px;padding:0 7px;font-size:13px}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.primary:disabled:hover{background:var(--primary);border-color:var(--primary);color:#fff}.btn.link{background:none;border:none;color:var(--primary);padding:0 4px;height:auto}.btn.link:hover{color:var(--primary-hover)}.btn.link.danger{color:var(--danger);background:none;border:none}.btn.link.danger:hover{color:var(--danger-hover)}.btn.ghost{background:#fff}.table-wrap{width:100%;overflow-x:auto}table{width:100%;border-collapse:separate;border-spacing:0;background:var(--panel);font-size:14px}td,th{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:top}th{background:#fafafa;color:var(--text-2);font-weight:600;white-space:nowrap}th:first-child{border-top-left-radius:var(--radius)}th:last-child{border-top-right-radius:var(--radius)}tbody tr:hover td{background:#fafafa}tbody tr.row-selected td{background:#e6f4ff}tbody tr.row-selected:hover td{background:#d6ebff}.batch-bar{display:flex;align-items:center;gap:10px;padding:10px 16px;background:#e6f4ff;border-bottom:1px solid var(--border);font-size:13px;color:#0958d9}.batch-bar b{color:var(--primary);font-size:14px}.batch-bar 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12px;border-radius:6px;font-size:13px;margin-bottom:12px}.alert.error{background:#fff2f0;border:1px solid #ffccc7;color:#cf1322}.alert.success{background:#f6ffed;border:1px solid #b7eb8f;color:#389e0d}.alert.info{background:#e6f4ff;border:1px solid #91caff;color:#0958d9}.err{color:var(--danger);font-size:13px}.muted{color:var(--muted)}.text-2{color:var(--text-2)}.check-row{display:flex;gap:24px;flex-wrap:wrap}.chk{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text);margin:0;cursor:pointer}.chk input{width:auto;margin:0}.cat-checkbox{max-height:240px;overflow:auto;border:1px solid var(--border);border-radius:6px;padding:10px 12px;background:#fff}.cat-opt{display:flex;align-items:center;padding:3px 4px;font-size:13px;color:var(--text);margin:0;cursor:pointer}.cat-opt input{width:auto;margin:0 6px 0 0}.cat-checkbox.inline{display:flex;flex-wrap:wrap;gap:8px;max-height:none;overflow:visible}.cat-checkbox.inline 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.ql-toolbar.ql-snow{border:none;border-bottom:1px solid var(--border);padding:6px 8px;background:#fafafa}.rich-editor .ql-container.ql-snow{border:none;font-family:inherit;font-size:14px}.rich-editor .ql-editor{min-height:var(--re-min-height,380px);max-height:720px;overflow-y:auto;line-height:1.8}.rich-editor .ql-editor img{max-width:100%;height:auto}.rich-editor .ql-editor.ql-blank:before{color:var(--muted);font-style:normal}.rich-editor .ql-snow .ql-picker-label{color:var(--text)}.rich-editor .ql-snow .ql-stroke{stroke:var(--text-2)}.rich-editor .ql-snow .ql-fill{fill:var(--text-2)}.rich-editor .ql-snow.ql-toolbar button.ql-active .ql-stroke,.rich-editor .ql-snow.ql-toolbar button:hover .ql-stroke{stroke:var(--primary)}.rich-editor .ql-snow.ql-toolbar button.ql-active .ql-fill,.rich-editor .ql-snow.ql-toolbar button:hover .ql-fill{fill:var(--primary)}.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:#fff;border-radius:var(--radius);width:680px;max-width:92vw;max-height:82vh;overflow:auto;padding:20px;box-shadow:0 6px 16px rgba(0,0,0,.12)}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-head h3{margin:0;font-size:16px}.modal-close{cursor:pointer;color:var(--muted);font-size:18px;line-height:1}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:16px;gap:16px;margin-bottom:16px}@media (max-width:1000px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}.stat{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.stat .n{font-size:28px;font-weight:600;line-height:1.2}.stat .l{color:var(--muted);font-size:13px;margin-top:4px}.stat .sub{font-size:12px;margin-top:8px}.empty,.stat .sub{color:var(--muted)}.empty{padding:32px 16px;text-align:center;font-size:13px}.media-picker-row{display:flex;gap:8px;align-items:center}.media-picker-row input{flex:1 1}.media-preview{margin-top:8px}.media-preview img{max-width:200px;max-height:140px;object-fit:cover;background:#fafafa}.media-item,.media-preview img{border:1px solid var(--border);border-radius:6px}.media-item{overflow:hidden;cursor:pointer;background:#fff;transition:all .15s}.media-item.active,.media-item:hover{border-color:var(--primary)}.media-item.active{box-shadow:0 0 0 2px rgba(22,119,255,.15)}.media-item img{width:100%;height:110px;object-fit:cover;display:block;background:#fafafa}.media-item-name{display:block;font-size:12px;color:var(--text-2);padding:6px 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.modal-body{margin-bottom:8px}.modal-foot{display:flex;align-items:center;justify-content:flex-end;gap:12px;border-top:1px solid var(--border);padding-top:12px}