/* ========== 管理面板 — 暗色调 ========== */
:root {
  --um-bg: var(--bg);
  --um-surface: var(--surface);
  --um-surface-hover: var(--surface-hover);
  --um-surface-raised: var(--surface-raised);
  --um-border: var(--border);
  --um-border-light: var(--border-light);
  --um-text: var(--text);
  --um-text-muted: var(--text-muted);
  --um-accent: var(--purple);
  --um-accent-dim: var(--purple-glow);
  --um-accent-glow: var(--purple-glow);
  --um-green: var(--green);
  --um-green-bg: var(--green-glow);
  --um-red: var(--red);
  --um-red-glow: var(--red-glow);
  --um-yellow: var(--amber);
  --um-yellow-glow: var(--amber-glow);
  --um-cyan: var(--accent);
  --um-radius: var(--radius);
  --um-radius-sm: var(--radius-xs);
  --um-transition: var(--transition);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Segoe UI","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
  background: var(--um-bg); color: var(--um-text); min-height: 100vh;
}

/* ===== 顶部栏 ===== */
.um-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 24px; background: var(--um-surface);
  border-bottom: 1px solid var(--um-border);
  position: sticky; top: 0; z-index: 100;
}
.um-header-left { display: flex; align-items: center; gap: 12px; }
.um-header-right { display: flex; align-items: center; gap: 10px; }
.um-back-btn {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 6px;
  color: var(--um-text-muted); text-decoration: none; transition: all var(--um-transition);
}
.um-back-btn:hover { color: var(--um-accent); background: var(--um-accent-glow); }
.um-title { font-size: 18px; font-weight: 600; letter-spacing: -0.02em;
  color: var(--um-text); display: flex; align-items: center; gap: 8px;
  white-space: nowrap;
}
.um-title-icon { flex-shrink: 0; }
.um-user-name { font-size: 14px; color: var(--um-text); font-weight: 500; }

.um-btn {
  padding: 5px 14px; border-radius: var(--um-radius-sm); font-size: 12px;
  cursor: pointer; transition: all var(--um-transition);
  border: 1px solid var(--um-border-light); background: transparent;
  color: var(--um-text-muted); text-decoration: none;
  display: inline-flex; align-items: center; white-space: nowrap;
}
.um-btn:hover { background: var(--um-surface-hover); color: var(--um-text); }


/* ===== Tab 导航 ===== */
.um-tabs {
  display: flex; gap: 4px;
  padding: 10px 24px 0; border-bottom: 1px solid var(--um-border);
  background: var(--um-surface);
}
.um-tab {
  padding: 9px 18px; border: none; background: none;
  color: var(--um-text-muted); font-size: 13px; cursor: pointer;
  border-bottom: 2px solid transparent; transition: all var(--um-transition);
  margin-bottom: -1px;
}
.um-tab:hover { color: var(--um-text); }
.um-tab.active { color: var(--um-accent); border-bottom-color: var(--um-accent); font-weight: 600; }

/* ===== Tab 内容 ===== */
.um-tab-content {
  display: none; padding: 20px 24px 40px; max-width: 1200px; margin: 0 auto;
}
.um-tab-content.active { display: block; }

/* ===== 工具栏 ===== */
.um-toolbar {
  display: flex; align-items: center; gap: 10px; margin-bottom: 16px; flex-wrap: wrap;
}
.um-hint { font-size: 13px; color: var(--um-text-muted); }
.um-toolbar .um-hint { margin-left: auto; }
small { color: var(--um-text-muted); font-size: 11px; }
h4 { font-size: 15px; font-weight: 600; margin-bottom: 8px; color: var(--um-text); }
h5 { font-size: 13px; font-weight: 600; color: var(--um-text); }

/* ===== 用户表格 ===== */
.um-table-wrap {
  background: var(--um-surface); border: 1px solid var(--um-border);
  border-radius: var(--um-radius); overflow: hidden;
}
.um-table-header {
  display: flex; align-items: center; padding: 10px 16px;
  background: var(--um-surface-raised); border-bottom: 1px solid var(--um-border);
  font-size: 12px; color: var(--um-text-muted); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.um-th { flex-shrink: 0; }
.um-th-user { flex: 1 1 auto; min-width: 0; max-width: 220px; }
.um-th-role { width: 120px; }
.um-th-status { width: 64px; }
.um-th-date { width: 96px; }
.um-th-actions { width: 210px; text-align: center; }
.um-th-fwid { width: 140px; }
.um-list { max-height: 60vh; overflow-y: auto; }
.um-row {
  display: flex; align-items: center; padding: 10px 16px;
  border-bottom: 1px solid var(--um-border); transition: background var(--um-transition);
}
.um-row:last-child { border-bottom: none; }
.um-row:hover { background: var(--um-surface-hover); }
.um-row-user { flex: 1 1 auto; display: flex; align-items: center; gap: 8px; min-width: 0; max-width: 220px; }
.um-row-username { font-weight: 500; }
.um-row-name { color: var(--um-text-muted); font-size: 13px; }
.um-row-role { width: 120px; }
.um-row-role span {
  display: inline-block; padding: 2px 10px; border-radius: 10px;
  font-size: 12px; background: var(--um-surface-raised);
  color: var(--um-text-muted); border: 1px solid var(--um-border-light);
}
.um-row-role span.is-admin { background: var(--um-accent-dim); color: #a78bfa; border-color: rgba(139,92,246,0.3); }
.um-row-status { width: 64px; font-size: 12px; }
.um-status-badge { padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 500; }
.um-status-badge.active { background: rgba(52,211,153,0.15); color: #34d399; border: 1px solid rgba(52,211,153,0.3); }
.um-status-badge.inactive { background: rgba(248,113,113,0.15); color: #f87171; border: 1px solid rgba(248,113,113,0.3); }
.um-row-date { width: 96px; font-size: 13px; color: var(--um-text-muted); }
.um-row-actions { width: 210px; display: flex; justify-content: center; gap: 6px; }
.um-row-fwid { width: 140px; font-size: 13px; color: var(--um-text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ===== 按钮 ===== */
.um-btn-primary {
  padding: 6px 16px; border-radius: var(--um-radius-sm); font-size: 13px;
  cursor: pointer; border: 1px solid var(--um-accent);
  background: var(--um-accent); color: #fff; transition: all var(--um-transition);
}
.um-btn-primary:hover { background: #7c3aed; }
.um-btn-purple {
  padding: 6px 16px; border-radius: var(--um-radius-sm); font-size: 13px;
  cursor: pointer; border: 1px solid #8b5cf6; background: #8b5cf6; color: #fff;
  transition: all var(--um-transition);
}
.um-btn-purple:hover { background: #7c3aed; }
.um-btn-success {
  padding: 6px 16px; border-radius: var(--um-radius-sm); font-size: 13px;
  cursor: pointer; border: 1px solid #16a34a; background: #16a34a; color: #fff;
  transition: all var(--um-transition);
}
.um-btn-success:hover { background: #15803d; }
.um-btn-success:disabled { opacity: 0.5; cursor: not-allowed; }
.um-btn-cancel {
  padding: 6px 16px; border-radius: var(--um-radius-sm); font-size: 13px;
  cursor: pointer; border: 1px solid var(--um-border-light);
  background: transparent; color: var(--um-text-muted); transition: all var(--um-transition);
}
.um-btn-cancel:hover { background: var(--um-surface-hover); color: var(--um-text); }
.um-btn-secondary {
  padding: 6px 16px; border-radius: var(--um-radius-sm); font-size: 13px;
  cursor: pointer; border: 1px solid #8b5cf6; background: transparent; color: #a78bfa;
  transition: all var(--um-transition);
}
.um-btn-secondary:hover { background: rgba(139,92,246,0.12); color: #c4b5fd; }
.um-btn-xs {
  padding: 3px 10px; font-size: 12px; border-radius: 4px;
  cursor: pointer; border: none; transition: all var(--um-transition);
}
.um-btn-edit { background: var(--um-accent-dim); color: #a78bfa; border: 1px solid rgba(139,92,246,0.25); }
.um-btn-edit:hover { background: rgba(139,92,246,0.25); }
.um-btn-reset { background: rgba(34,211,238,0.1); color: #67e8f9; border: 1px solid rgba(34,211,238,0.2); }
.um-btn-reset:hover { background: rgba(34,211,238,0.2); }
.um-btn-delete { background: rgba(248,113,113,0.1); color: #f87171; border: 1px solid rgba(248,113,113,0.2); }
.um-btn-delete:hover { background: rgba(248,113,113,0.25); }
.um-select {
  padding: 6px 12px; border-radius: var(--um-radius-sm); font-size: 13px;
  border: 1px solid var(--um-border-light); background: var(--um-surface-raised);
  color: var(--um-text); outline: none; cursor: pointer;
}

/* ===== 弹窗 ===== */
.um-modal {
  display: none; position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,0.6); align-items: center; justify-content: center;
}
.um-modal.show { display: flex; }
.um-modal-content {
  background: var(--um-surface); border: 1px solid var(--um-border);
  border-radius: var(--um-radius); width: 460px; max-width: 92vw;
  max-height: 85vh; overflow-y: auto; box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.um-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--um-border);
}
.um-modal-header h3 { font-size: 16px; font-weight: 600; }
.um-modal-close {
  width: 30px; height: 30px; border: none; background: none;
  color: var(--um-text-muted); font-size: 22px; cursor: pointer;
  border-radius: 4px; display: flex; align-items: center; justify-content: center;
}
.um-modal-close:hover { background: var(--um-surface-hover); color: var(--um-text); }
.um-modal-body { padding: 20px; }
.um-form-group { margin-bottom: 14px; }
.um-form-group label { display: block; margin-bottom: 5px; font-size: 13px; color: var(--um-text-muted); }
.um-input {
  width: 100%; padding: 8px 12px; border: 1px solid var(--um-border-light);
  border-radius: var(--um-radius-sm); background: var(--um-surface-raised);
  color: var(--um-text); font-size: 14px; outline: none; transition: border-color var(--um-transition);
}
.um-input:focus { border-color: var(--um-accent); }
.um-filter-label { display: inline-flex; align-items: center; gap: 6px; }
.um-filter-label .um-input { width: auto; }
.um-modal-footer {
  display: flex; justify-content: flex-end; gap: 8px;
  margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--um-border);
}

/* ===== Toast ===== */
.um-toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
  z-index: 2000; padding: 10px 24px; border-radius: var(--um-radius-sm);
  font-size: 14px; color: #fff; background: var(--um-accent);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3); animation: um-toast-in 0.3s ease;
}
.um-toast.error { background: #dc3545; }
@keyframes um-toast-in { from { opacity:0; transform:translateX(-50%) translateY(-10px); } to { opacity:1; transform:translateX(-50%) translateY(0); } }

/* ===== 空状态 / 通用 ===== */
.um-empty { padding: 40px 20px; text-align: center; color: var(--um-text-muted); font-size: 14px; }

/* ===== 权限树布局 ===== */
.perm-layout {
  display: flex; border: 1px solid var(--um-border); border-radius: var(--um-radius);
  height: 420px; overflow: hidden;
}
.perm-sidebar {
  width: 220px; min-width: 220px; border-right: 1px solid var(--um-border);
  background: var(--um-surface-raised); overflow-y: auto;
  padding: 4px 0;
}
.perm-user-item {
  padding: 8px 12px; cursor: pointer; display: flex; justify-content: space-between;
  align-items: center; font-size: 13px; transition: background var(--um-transition);
  border-left: 3px solid transparent;
}
.perm-user-item:hover { background: var(--um-surface-hover); }
.perm-user-item.active { background: var(--um-accent-glow); border-left-color: var(--um-accent); color: #a78bfa; font-weight: 500; }
.perm-user-badge { font-size: 11px; color: var(--um-text-muted); }
.perm-user-item.active .perm-user-badge { color: #a78bfa; }
.role-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.perm-tree-panel { flex: 1; overflow-y: auto; padding: 10px; }
.perm-tree-empty { padding: 40px 20px; text-align: center; color: var(--um-text-muted); font-size: 13px; }
.perm-tree-actions {
  display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap;
}
.perm-tree-actions button {
  padding: 3px 10px; font-size: 11px; border-radius: 4px;
  border: 1px solid var(--um-border-light); background: var(--um-surface);
  color: var(--um-text-muted); cursor: pointer; transition: all var(--um-transition);
}
.perm-tree-actions button:hover { background: var(--um-surface-hover); color: var(--um-text); }
.perm-tree-count { font-size: 11px; color: var(--um-text-muted); margin-left: auto; }

/* 树节点 */
.tree-node { user-select: none; }
.tree-node-row {
  display: flex; align-items: center; gap: 4px; padding: 3px 4px;
  border-radius: 3px; transition: background 0.1s;
}
.tree-node-row:hover { background: var(--um-surface-hover); }
.tree-toggle {
  width: 18px; height: 18px; display: flex; align-items: center;
  justify-content: center; font-size: 10px; color: var(--um-text-muted);
  cursor: pointer; transition: transform 0.15s; flex-shrink: 0;
}
.tree-toggle.expanded { transform: rotate(90deg); }
.tree-toggle.leaf { visibility: hidden; }
.tree-checkbox {
  width: 16px; height: 16px; accent-color: var(--um-accent); flex-shrink: 0; cursor: pointer;
}
.tree-label { font-size: 13px; cursor: pointer; flex: 1; }
.tree-users-tag {
  font-size: 10px; color: var(--um-accent); margin-left: 4px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 120px;
}
.perm-tree-panel .tree-children { display: block !important; padding-left: 20px; border-left: 1px solid var(--um-border); margin-left: 9px; }
.role-del-btn {
  padding: 2px 8px; font-size: 11px; border-radius: 4px;
  border: 1px solid rgba(248,113,113,0.3); color: var(--um-red);
  background: transparent; cursor: pointer; transition: all 0.15s;
}
.role-del-btn:hover { background: var(--um-red); color: #fff; border-color: var(--um-red); }
.role-edit-btn {
  padding: 2px 8px; font-size: 11px; border-radius: 4px;
  border: 1px solid rgba(34,211,238,0.3); color: var(--um-cyan);
  background: transparent; cursor: pointer; transition: all 0.15s;
}
.role-edit-btn:hover { background: var(--um-cyan); color: #000; border-color: var(--um-cyan); }
.role-actions {
  display: inline-flex; align-items: center; gap: 4px; margin-left: auto;
  flex-shrink: 0;
}
.perm-user-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ===== 操作日志 ===== */
.log-list-wrap { background: var(--um-surface); border: 1px solid var(--um-border); border-radius: var(--um-radius); max-height: 65vh; overflow-y: auto; }
.log-row {
  display: grid; grid-template-columns: 160px 100px 100px 1fr;
  padding: 8px; border-bottom: 1px solid var(--um-border);
  gap: 12px; font-size: 13px; align-items: center;
}
.log-row.log-header {
  font-weight: 600; color: var(--um-text-muted);
  background: var(--um-surface-raised); font-size: 12px;
  position: sticky; top: 0; z-index: 1;
}
.log-time { color: var(--um-text-muted); white-space: nowrap; font-size: 12px; }
.log-user { font-weight: 500; }
.log-action { color: var(--um-accent); }
.log-detail { color: var(--um-text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.log-empty { text-align: center; padding: 40px; color: var(--um-text-muted); font-size: 14px; }

/* ===== 首页模块配置 ===== */
.home-modules-table { width: 100%; border-collapse: collapse; margin-top: 8px; }
.home-modules-table th,
.home-modules-table td {
  padding: 10px 14px; border-bottom: 1px solid var(--um-border);
  text-align: center; font-size: 13px; min-width: 100px;
}
.home-modules-table th { background: var(--um-surface-raised); font-weight: 600; color: var(--um-text); word-break: break-all; overflow-wrap: break-word; }
.home-modules-table td:first-child { text-align: left; font-weight: 500; }
.home-modules-table tbody tr:hover { background: var(--um-surface-hover); }
.home-modules-table input[type="checkbox"] {
  width: 16px; height: 16px; cursor: pointer; accent-color: #8b5cf6;
}

#hm-save-msg { padding: 8px 14px; border-radius: 6px; font-size: 13px; }
#hm-save-msg.success { background: rgba(34,197,94,0.12); color: #22c55e; border: 1px solid rgba(34,197,94,0.25); }
#hm-save-msg.error   { background: rgba(239,68,68,0.12); color: #ef4444; border: 1px solid rgba(239,68,68,0.25); }

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .um-tabs { padding: 8px 12px 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .um-tab { padding: 8px 12px; font-size: 12px; white-space: nowrap; }
  .um-tab-content { padding: 14px 12px 32px; }
  .um-header { padding: 10px 14px; }
  .perm-layout { flex-direction: column; height: auto; }
  .perm-sidebar { width: 100%; min-width: unset; border-right: none; border-bottom: 1px solid var(--um-border); max-height: 120px; }
  .perm-tree-panel { min-height: 260px; }
  .log-row { grid-template-columns: 120px 80px 80px 1fr; font-size: 12px; gap: 6px; }
  .um-table-header { display: none; }
  .um-row { flex-wrap: wrap; gap: 6px; }
  .um-row-user { flex: 1 1 100%; }
  .um-row-role,.um-row-status,.um-row-date,.um-row-fwid { width: auto; }
  .um-row-actions { width: auto; margin-left: auto; }
}