:root {
  --bg: #f5f6f8; --card: #fff; --border: #e5e7eb; --text: #1f2329;
  --muted: #8a9099; --primary: #2563eb; --primary-h: #1d4ed8; --danger: #dc2626;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }
.hidden { display: none !important; }
.flex-grow { flex: 1; }
.error-text { color: var(--danger); font-size: 13px; margin-top: 8px; }
.hint { color: var(--muted); font-size: 13px; line-height: 1.6; }

/* 登录 */
.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { background: var(--card); padding: 40px; border-radius: 12px; width: 360px; box-shadow: 0 2px 12px rgba(0,0,0,.06); }
.login-card h1 { font-size: 20px; margin-bottom: 24px; text-align: center; }

/* 布局 */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 200px; background: #1f2937; color: #d1d5db; display: flex; flex-direction: column; }
.sidebar .logo { padding: 20px; font-size: 16px; font-weight: 600; color: #fff; border-bottom: 1px solid rgba(255,255,255,.08); }
.sidebar nav { flex: 1; padding: 12px 0; }
.sidebar nav a { display: block; padding: 12px 20px; cursor: pointer; color: #d1d5db; text-decoration: none; }
.sidebar nav a:hover { background: rgba(255,255,255,.06); }
.sidebar nav a.active { background: var(--primary); color: #fff; }
.sidebar-foot { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,.08); display: flex; align-items: center; justify-content: space-between; }
.content { flex: 1; padding: 24px; overflow-x: hidden; }

/* 面板 */
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.panel-head h2 { font-size: 18px; }

/* 筛选栏 */
.filters { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; background: var(--card); padding: 12px; border-radius: 8px; border: 1px solid var(--border); }
.filters select, .filters input { padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; }

/* 按钮 */
.btn { padding: 7px 14px; border: 1px solid var(--border); border-radius: 6px; background: var(--card); cursor: pointer; font-size: 13px; color: var(--text); }
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-h); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.danger:hover { opacity: .9; }
.btn.ghost { background: transparent; border-color: rgba(255,255,255,.3); color: #d1d5db; }
.btn.sm { padding: 5px 10px; font-size: 12px; }
.btn.block { width: 100%; }
.btn:disabled { opacity: .4; cursor: not-allowed; }

/* 表格 */
.table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 8px; overflow: hidden; }
.table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.table th { background: #f9fafb; color: var(--muted); font-weight: 500; }

/* 图片宫格 */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; position: relative; }
.card img { width: 100%; aspect-ratio: 1; object-fit: cover; display: block; cursor: pointer; background: #f0f1f3; }
.card .card-body { padding: 8px; }
.card .card-tags { font-size: 11px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card input[type="checkbox"] { position: absolute; top: 6px; left: 6px; width: 16px; height: 16px; cursor: pointer; }
.card.off img { opacity: .4; }

.pager { display: flex; align-items: center; gap: 12px; justify-content: center; margin-top: 16px; color: var(--muted); }

/* 表单 */
.form-item { margin-bottom: 14px; }
.form-item label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.form-item input, .form-item select, .form-item textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; }
.form-item select[multiple] { border: 1px solid var(--border); }
.form-row { display: flex; gap: 12px; }
.form-row .form-item { flex: 1; }
.form-col { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 20px; }
.form-actions { display: flex; gap: 8px; margin-top: 12px; justify-content: flex-end; }

/* 弹窗 */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal-card { background: var(--card); border-radius: 12px; padding: 24px; width: 480px; max-width: 92vw; max-height: 88vh; overflow-y: auto; }
.modal-card.small { width: 400px; }
.modal-card.image-modal { width: 820px; max-width: 94vw; }
.modal-card h3 { font-size: 16px; margin-bottom: 16px; }

/* 标签输入 */
.tag-input { border: 1px solid var(--border); border-radius: 6px; padding: 6px; }
.tag-input input { border: none !important; outline: none; width: 100%; padding: 4px !important; }
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.tag-chip { background: #eef2ff; color: var(--primary); padding: 3px 8px; border-radius: 12px; font-size: 12px; cursor: pointer; }
.tag-chip::after { content: " ×"; color: var(--muted); }

/* 上传进度 */
.up-progress { max-height: 200px; overflow-y: auto; margin: 10px 0; border-top: 1px dashed var(--border); padding-top: 10px; }
.up-item { display: flex; align-items: center; gap: 8px; font-size: 12px; padding: 4px 0; }
.up-item .name { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.up-item.ok { color: #16a34a; }
.up-item.fail { color: var(--danger); }
.up-item.skip { color: var(--muted); }

/* 图片详情 */
.image-detail { display: flex; gap: 20px; align-items: flex-start; }
.image-preview { flex-shrink: 0; }
.image-preview img { max-width: 380px; max-height: 460px; border-radius: 8px; background: #f0f1f3; display: block; }
.image-meta { flex: 1; min-width: 320px; }

@media (max-width: 720px) {
  .image-detail { flex-direction: column; }
  .layout { flex-direction: column; }
  .sidebar { width: 100%; display: flex; }
}

.up-item img.up-thumb { width: 40px; height: 40px; object-fit: cover; border-radius: 4px; background: #f0f1f3; flex-shrink: 0; }

.vip-badge { position: absolute; top: 6px; right: 6px; background: #f59e0b; color: #fff; font-size: 11px; padding: 2px 6px; border-radius: 4px; z-index: 2; }
.card .img-check { z-index: 3; }

/* 标签输入联想下拉 */
.tag-suggest { position: absolute; top: 100%; left: 0; right: 0; margin-top: 4px; background: #fff; border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 4px 14px rgba(0,0,0,.1); overflow: hidden; z-index: 50; }
.sg-tag-item { display: flex; justify-content: space-between; align-items: center; padding: 8px 12px; font-size: 13px; cursor: pointer; }
.sg-tag-item:hover { background: #eef2ff; color: var(--primary); }
.sg-tag-count { color: var(--muted); font-size: 11px; }

.sg-tag-item.active { background: #eef2ff; color: var(--primary); }

.image-preview .hint { margin-top: 8px; text-align: center; font-size: 12px; max-width: 380px; }

.card-tags { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.5; }

.up-item.done .state { color: #2563eb; }

.sep { width: 1px; height: 20px; background: var(--border); }
.check-all { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; cursor: pointer; user-select: none; }

/* 确认弹窗始终置顶（避免被图片详情等后加载的弹窗遮挡） */
#modal-confirm { z-index: 300; }

/* RBAC：权限勾选组 */
.chk-group { display: flex; flex-wrap: wrap; gap: 8px 16px; border: 1px solid var(--border); border-radius: 8px; padding: 12px; }
.chk-group .chk-module { width: 100%; font-weight: 600; color: var(--primary); margin: 6px 0 2px; font-size: 13px; }
.chk-group .chk-item { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; cursor: pointer; }
.modal-card.role-modal { width: 640px; max-width: 94vw; }
.table td .role-chips { display: flex; flex-wrap: wrap; gap: 4px; }
.role-chip { background: #eef2ff; color: #2b5cff; font-size: 12px; padding: 1px 8px; border-radius: 10px; }

.form-item label.chk-line { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text); margin-bottom: 0; cursor: pointer; user-select: none; line-height: 1; }
.form-item label.chk-line input { width: 15px; height: 15px; margin: 0; flex-shrink: 0; }