/* ============ 发布助手 全局样式 ============ */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --primary: #1a73e8;
  --primary-dark: #1558b0;
  --bg: #f0f2f5;
  --card: #fff;
  --border: #e4e7ed;
  --text: #303133;
  --text-2: #606266;
  --danger: #e5484d;
  --radius: 6px;
}
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

/* 顶部栏 */
.topbar {
  display: flex; align-items: center; height: 52px;
  background: #1d2129; color: #fff; padding: 0 20px;
}
.topbar-brand { font-size: 16px; font-weight: 600; margin-right: 40px; }
.topbar-nav { display: flex; gap: 6px; flex: 1; }
.topbar-nav a {
  color: #c8c9cc; padding: 6px 16px; border-radius: 4px; transition: all .2s;
}
.topbar-nav a:hover { color: #fff; background: rgba(255,255,255,.1); }
.topbar-nav a.active { color: #fff; background: var(--primary); }
.topbar-user { display: flex; align-items: center; gap: 12px; color: #c8c9cc; }
.topbar-user .logout { color: #909399; font-size: 13px; }
.topbar-user .logout:hover { color: #fff; }

/* 布局 */
.layout { display: flex; min-height: calc(100vh - 52px); }
.sidebar {
  width: 200px; background: #fff; border-right: 1px solid var(--border);
  padding: 12px 0; flex-shrink: 0;
}
.menu-group { margin-bottom: 16px; }
.menu-title {
  padding: 8px 20px; font-size: 12px; color: #909399; font-weight: 600;
}
.sidebar a {
  display: block; padding: 9px 20px; color: var(--text); font-size: 14px;
  border-left: 3px solid transparent;
}
.sidebar a:hover { background: #f5f7fa; }
.sidebar a.active {
  background: #ecf5ff; color: var(--primary); border-left-color: var(--primary);
  font-weight: 600;
}
.content { flex: 1; padding: 20px; min-width: 0; }

/* 页面 */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.page-header h2 { font-size: 18px; }
.page-actions { display: flex; gap: 8px; }

/* 卡片 */
.card { background: var(--card); border-radius: var(--radius); border: 1px solid var(--border); padding: 16px; }
.hint-box {
  background: #fdf6ec; border: 1px solid #f5dab1; color: #e6a23c;
  padding: 10px 14px; border-radius: var(--radius); margin-bottom: 14px; font-size: 13px;
}

/* 表格 */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; font-size: 13px; }
.table th { background: #fafafa; color: #606266; font-weight: 600; white-space: nowrap; }
.table tr:hover td { background: #fafcff; }
.empty { text-align: center; color: #909399; padding: 30px !important; }

/* 按钮 */
.btn {
  display: inline-block; padding: 7px 16px; border: 1px solid #dcdfe6; border-radius: 4px;
  background: #fff; color: var(--text); cursor: pointer; font-size: 13px; transition: all .2s;
  line-height: 1.4;
}
.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-dark); border-color: var(--primary-dark); color: #fff; }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #c9302c; border-color: #c9302c; color: #fff; }
.btn-block { width: 100%; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-mini {
  display: inline-block; padding: 3px 8px; border: 1px solid #dcdfe6; border-radius: 3px;
  background: #fff; color: var(--text); cursor: pointer; font-size: 12px; line-height: 1.5;
}
.btn-mini:hover { border-color: var(--primary); color: var(--primary); }
.btn-mini.btn-danger { color: var(--danger); border-color: #f0c0c1; }
.btn-mini.btn-danger:hover { background: var(--danger); color: #fff; }

/* 表单 */
.form-item { margin-bottom: 14px; }
.form-item label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--text-2); }
.form-item input[type="text"],
.form-item input[type="password"],
.form-item input[type="number"],
.form-item select,
.form-item textarea,
input[type="text"], input[type="password"], input[type="number"], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid #dcdfe6; border-radius: 4px;
  font-size: 14px; font-family: inherit; outline: none; transition: border-color .2s;
  background: #fff; color: var(--text);
}
.form-item input:focus, input:focus, select:focus, textarea:focus { border-color: var(--primary); }
.form-item textarea { resize: vertical; }
.form-tip { font-size: 12px; color: #909399; margin-top: 4px; }
.req { color: var(--danger); }
.preview-text { margin-left: 10px; font-size: 12px; color: #909399; }
.input-sm { width: 200px !important; display: inline-block; padding: 6px 10px; border: 1px solid #dcdfe6; border-radius: 4px; }

/* 筛选栏 */
.filter-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.filter-bar label { font-size: 13px; color: var(--text-2); }
.filter-bar select { width: 180px; }

/* 徽章 */
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 3px; font-size: 12px;
}
.badge-ok { background: #f0f9eb; color: #67c23a; }
.badge-gray { background: #f4f4f5; color: #909399; }
.badge-err { background: #fef0f0; color: #e5484d; }
.text-danger { color: var(--danger); font-size: 12px; }

/* Tab */
.tabs { display: flex; gap: 4px; margin-bottom: 14px; border-bottom: 2px solid var(--border); }
.tabs .tab {
  padding: 8px 18px; cursor: pointer; color: var(--text-2); font-size: 14px;
  border-bottom: 2px solid transparent; margin-bottom: -2px;
}
.tabs .tab:hover { color: var(--primary); }
.tabs .tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

/* 弹窗 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 1000;
  display: flex; align-items: center; justify-content: center;
}
.modal {
  background: #fff; border-radius: 8px; width: 460px; max-width: 92vw;
  max-height: 88vh; display: flex; flex-direction: column;
  box-shadow: 0 8px 30px rgba(0,0,0,.2);
}
.modal-lg { width: 820px; }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 15px; }
.modal-close { cursor: pointer; font-size: 20px; color: #909399; }
.modal-close:hover { color: var(--text); }
.modal-body { padding: 18px 20px; overflow-y: auto; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 12px 20px; border-top: 1px solid var(--border);
}

/* 表单行/分栏 */
.form-row { display: flex; gap: 16px; flex-wrap: wrap; background: var(--card); padding: 16px; border-radius: var(--radius); border: 1px solid var(--border); margin-bottom: 16px; }
.form-row .form-item { flex: 1; min-width: 200px; }
.split-layout { display: flex; gap: 16px; }
.split-left { width: 320px; flex-shrink: 0; }
.split-right { flex: 1; }
.split-layout h3 { font-size: 14px; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
.inline-input { display: flex; align-items: center; gap: 8px; }
.radio-group { display: flex; gap: 16px; padding-top: 4px; }
.radio-group label { display: flex; align-items: center; gap: 4px; margin: 0; cursor: pointer; }
.radio-group input { width: auto; }

/* 开关 */
.switch { position: relative; display: inline-block; width: 40px; height: 22px; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch span {
  position: absolute; cursor: pointer; inset: 0; background: #dcdfe6;
  border-radius: 22px; transition: .3s;
}
.switch span:before {
  content: ""; position: absolute; height: 16px; width: 16px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: .3s;
}
.switch input:checked + span { background: var(--primary); }
.switch input:checked + span:before { transform: translateX(18px); }

/* 词条网格 */
.kw-grid { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 12px; }
.kw-col { border: 1px solid var(--border); border-radius: 4px; padding: 10px; }
.kw-col-title { font-size: 13px; font-weight: 600; margin-bottom: 8px; display: flex; justify-content: space-between; align-items: center; }
.kw-list { max-height: 320px; overflow-y: auto; }
.kw-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 5px 8px; background: #f5f7fa; border-radius: 4px; margin-bottom: 6px; font-size: 12px;
}
.kw-item .kw-del { cursor: pointer; color: #909399; border: none; background: none; font-size: 14px; }
.kw-item .kw-del:hover { color: var(--danger); }
.kw-empty { color: #c0c4cc; font-size: 12px; text-align: center; padding: 12px; }
.kw-input { border: 1px solid var(--primary); }

/* 图片网格 */
.media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.media-item { border: 1px solid var(--border); border-radius: 4px; overflow: hidden; }
.media-item img { width: 100%; height: 120px; object-fit: cover; display: block; }
.media-info { display: flex; align-items: center; gap: 6px; padding: 6px 8px; font-size: 12px; }
.media-info span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* 登录页 */
.login-body {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1d2129 0%, #2c3e50 100%);
}
.login-box {
  width: 380px; background: #fff; border-radius: 10px; padding: 36px;
  box-shadow: 0 10px 40px rgba(0,0,0,.3);
}
.login-box h1 { text-align: center; font-size: 24px; margin-bottom: 4px; }
.login-sub { text-align: center; color: #909399; font-size: 13px; margin-bottom: 24px; }
.login-error {
  background: #fef0f0; color: var(--danger); padding: 8px 12px;
  border-radius: 4px; margin-bottom: 14px; font-size: 13px;
}

/* Toast */
.toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%) translateY(-20px);
  background: #333; color: #fff; padding: 10px 22px; border-radius: 4px;
  font-size: 13px; opacity: 0; transition: all .3s; z-index: 2000;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast-ok { background: #333; }
.toast-err { background: var(--danger); }

/* 响应式 */
@media (max-width: 900px) {
  .sidebar { width: 160px; }
  .split-layout { flex-direction: column; }
  .split-left { width: 100%; }
  .kw-grid { grid-template-columns: 1fr 1fr; }
}