/* 广告投送管理系统 - 白+蓝科技风 */
:root {
  --primary: #1677ff;
  --primary-dark: #0958d9;
  --primary-light: #e6f4ff;
  --success: #00b96b;
  --warning: #fa8c16;
  --danger: #ff4d4f;
  --bg: #ebedf0;
  --sidebar-bg: #f5f6f8;
  --sidebar-hover: #e8ebef;
  --sidebar-active: #dce8f8;
  --sidebar-active-text: #1677ff;
  --sidebar-text: #4a5568;
  --card-bg: #f7f8fa;
  --card-header-bg: #f0f2f5;
  --border: #d9dce1;
  --text: #1a1a2e;
  --text-secondary: #8c8c8c;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.07);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ==================== 登录页 ==================== */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1f36 0%, #1e2746 30%, #222d52 60%, #1a1f36 100%);
  position: relative;
  overflow: hidden;
}

/* 科技网格背景 */
.login-container::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(22,119,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22,119,255,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

/* 光斑 */
.login-container::after {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22,119,255,0.15) 0%, transparent 70%);
  top: -200px; right: -200px;
  animation: glowPulse 6s ease-in-out infinite;
}
@keyframes glowPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.3); opacity: 0.8; }
}

/* 浮动粒子 */
.login-particles {
  position: absolute; inset: 0; pointer-events: none;
}
.login-particles .particle {
  position: absolute;
  width: 2px; height: 2px;
  background: rgba(22,119,255,0.5);
  border-radius: 50%;
  animation: floatUp linear infinite;
}
@keyframes floatUp {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100px) scale(1); opacity: 0; }
}

.login-box {
  position: relative;
  z-index: 1;
  background: rgba(248,249,251,0.93);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 16px;
  padding: 52px 44px 44px;
  width: 420px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.2),
    0 24px 80px rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.3);
}

.login-box .brand {
  text-align: center;
  margin-bottom: 38px;
}
.login-box .brand .logo-ring {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 14px;
  background: linear-gradient(135deg, #1677ff, #0958d9);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: 0 8px 24px rgba(22,119,255,0.3);
  position: relative;
}
.login-box .brand .logo-ring::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 17px;
  border: 2px solid rgba(22,119,255,0.2);
  animation: ringPulse 2s ease-in-out infinite;
}
@keyframes ringPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.08); opacity: 1; }
}
.login-box .brand h2 {
  font-size: 22px;
  font-weight: 700;
  color: #1a1a2e;
  letter-spacing: 1px;
}
.login-box .brand .subtitle {
  color: #8c8c8c;
  font-size: 13px;
  margin-top: 4px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* 输入框 */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  margin-bottom: 7px;
  font-weight: 500;
  color: #4a5568;
  font-size: 13px;
  letter-spacing: 0.5px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 11px 15px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  transition: var(--transition);
  outline: none;
  background: #fafbfc;
  color: var(--text);
  font-family: inherit;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary);
  background: #f2f5f8;
  box-shadow: 0 0 0 3px rgba(22,119,255,0.08);
}
.form-group textarea { resize: vertical; min-height: 80px; }

.login-box .form-group input {
  padding: 12px 15px 12px 42px;
  border-radius: 10px;
  font-size: 14px;
}
.login-box .input-icon {
  position: relative;
}
.login-box .input-icon .icon {
  position: absolute;
  left: 15px; top: 50%;
  transform: translateY(-50%);
  font-size: 15px;
  opacity: 0.35;
  pointer-events: none;
}
.login-error {
  color: var(--danger);
  margin-bottom: 16px;
  font-size: 13px;
  text-align: center;
  background: #fceaea;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid #ffccc7;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  font-weight: 500;
  font-family: inherit;
  line-height: 1.5;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 4px rgba(22,119,255,0.25);
}
.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 12px rgba(22,119,255,0.35);
  transform: translateY(-1px);
}
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { opacity: 0.88; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-warning:hover { opacity: 0.88; }
.btn-info { background: #1890ff; color: #fff; }
.btn-info:hover { opacity: 0.88; }
.btn-default {
  background: #f7f8fa;
  color: #4a5568;
  border-color: var(--border);
}
.btn-default:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.btn-block {
  display: flex;
  width: 100%;
  text-align: center;
  padding: 13px;
  font-size: 15px;
  border-radius: 10px;
  font-weight: 600;
  letter-spacing: 1px;
}
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ==================== 布局 ==================== */
.app-layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 161px;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  z-index: 100;
  border-right: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.sidebar-logo {
  padding: 16px 14px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.5px;
  background: #fafbfc;
}
.sidebar-logo .logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, #1677ff, #0958d9);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
  box-shadow: 0 4px 12px rgba(22,119,255,0.25);
}
.sidebar-menu { padding: 10px 0; }
.menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  margin: 2px 7px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--sidebar-text);
  font-size: 13px;
  border-radius: var(--radius);
  font-weight: 400;
}
.menu-item:hover {
  background: var(--sidebar-hover);
  color: var(--primary);
}
.menu-item.active {
  background: var(--sidebar-active);
  color: var(--sidebar-active-text);
  font-weight: 600;
}
.menu-item .menu-icon { width: 22px; text-align: center; font-size: 16px; }

.main-content {
  flex: 1;
  margin-left: 161px;
  padding: 20px 12px;
  min-height: 100vh;
  max-width: calc(100vw - 161px);
  overflow-x: hidden;
}
.page-header {
  background: var(--card-bg);
  padding: 12px 20px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--border);
}
.page-header h3 { font-size: 18px; font-weight: 600; color: var(--text); }
.header-right { display: flex; align-items: center; gap: 16px; }
.header-right .user-info { color: var(--text-secondary); font-size: 13px; }

/* ==================== 统计卡片 ==================== */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.stat-card {
  background: var(--card-bg);
  padding: 14px 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.stat-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.stat-card .stat-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
  flex-shrink: 0;
}
.stat-card .stat-value { font-size: 22px; font-weight: 700; color: var(--text); line-height: 1.1; }
.stat-card .stat-label { font-size: 12px; color: var(--text-secondary); margin-top: 1px; }
.bg-blue { background: linear-gradient(135deg, #1677ff, #4096ff); }
.bg-green { background: linear-gradient(135deg, #00b96b, #36cf8e); }
.bg-orange { background: linear-gradient(135deg, #fa8c16, #ffa940); }
.bg-red { background: linear-gradient(135deg, #ff4d4f, #ff7875); }

/* ==================== 卡片 ==================== */
.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--border);
}
.card-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--card-header-bg);
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
  font-size: 15px;
}
.card-body { padding: 24px; }

/* ==================== 搜索栏 ==================== */
.search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.search-bar input, .search-bar select {
  padding: 6px 8px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  outline: none;
  width: 130px;
  background: #f7f8fa;
  transition: var(--transition);
}
.search-bar input:focus, .search-bar select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(22,119,255,0.08);
}
/* 操作按钮（新建/上传/推送等）推到右侧 */
.search-bar .btn-success,
.search-bar .btn-warning,
.search-bar .btn-danger {
  margin-left: auto;
}

/* ==================== 表格 ==================== */
.table-wrap { overflow-x: auto; }
.table-container { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
}
table th, table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
table th {
  background: #fafbfc;
  font-weight: 600;
  color: #4a5568;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
table tbody tr { transition: background 0.15s; }
table tbody tr:hover { background: var(--primary-light); }

/* ==================== 标签 ==================== */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.3px;
}
.tag-success { background: #ebf9f0; color: #00b96b; border: 1px solid #b7eb8f; }
.tag-warning { background: #faf6e8; color: #d48806; border: 1px solid #ffe58f; }
.tag-danger { background: #fce8e8; color: #ff4d4f; border: 1px solid #ffccc7; }
.tag-default { background: #fafafa; color: #8c8c8c; border: 1px solid #d9d9d9; }
.tag-primary { background: var(--primary-light); color: var(--primary); border: 1px solid #91caff; }

/* ==================== 标签选择器 ==================== */
.tag-selector {
  position: relative;
}
.tag-selector-input-wrap {
  position: relative;
}
.tag-selector-input-wrap input {
  width: 100%;
  padding: 8px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  outline: none;
  background: #f7f8fa;
  transition: var(--transition);
}
.tag-selector-input-wrap input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(22,119,255,0.08);
}
.tag-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 200px;
  overflow-y: auto;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 100;
  margin-top: 2px;
}
.tag-dropdown-item {
  padding: 8px 12px;
  cursor: pointer;
  font-size: 13px;
  transition: background 0.15s;
  border-bottom: 1px solid #f0f0f0;
}
.tag-dropdown-item:last-child { border-bottom: none; }
.tag-dropdown-item:hover {
  background: var(--primary-light);
  color: var(--primary);
}
.tag-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid #91caff;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 500;
}
.tag-pill-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: none;
  background: #ff4d4f;
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
  font-size: 10px;
  line-height: 1;
  padding: 0;
  transition: background 0.15s;
}
.tag-pill-remove:hover {
  background: #cf1322;
}

/* ==================== 分页 ==================== */
.pagination {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  padding-top: 16px;
}
.pagination button {
  padding: 7px 14px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  transition: var(--transition);
  color: var(--text);
}
.pagination button:hover { border-color: var(--primary); color: var(--primary); background: var(--sidebar-bg); }
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }
.pagination .page-info { color: var(--text-secondary); font-size: 13px; margin: 0 8px; }
.pagination .page-num { color: var(--text-secondary); font-size: 13px; margin: 0 8px; }

/* ==================== 模态框 ==================== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  background: #f4f5f7;
  border-radius: var(--radius-lg);
  width: 560px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.25s;
  border: 1px solid var(--border);
}
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-lg { width: 760px; }
.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.modal-body { padding: 24px; }
.modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}
.modal-close {
  cursor: pointer;
  font-size: 18px;
  color: #999;
  background: none;
  border: none;
  width: 28px; height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.modal-close:hover { background: #f5f5f5; color: #333; }

/* ==================== 上传区域 ==================== */
.upload-area {
  border: 2px dashed #91caff;
  border-radius: var(--radius-lg);
  padding: 44px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: #fafcff;
}
.upload-area:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}
.upload-area .upload-icon { font-size: 44px; color: var(--primary); margin-bottom: 8px; opacity: 0.6; }
.upload-area .upload-text { color: #4a5568; }
.upload-area .upload-hint { color: #bbb; font-size: 12px; margin-top: 4px; }

/* ==================== 素材预览 ==================== */
.material-preview {
  display: grid;
  grid-template-columns: repeat(13, 1fr);
  gap: 5px;
}
.material-item {
  border: 2px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  font-size: 60%;
  content-visibility: auto;
  contain-intrinsic-size: auto 72px;
}
.material-item:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.material-item.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(22,119,255,0.15);
}
.material-item .thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #f5f5f5;
}
.material-item .thumb-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f0f5ff;
  font-size: 16px;
  color: #91caff;
}
.material-item .info { padding: 4px 6px; }
.material-item .info .name {
  font-size: 10px;
  font-weight: 500;
  line-height: 1.3;
  word-break: break-all;
}
.material-item .info .meta { font-size: 9px; color: var(--text-secondary); margin-top: 2px; }

/* ==================== 加载/空状态 ==================== */
.loading { text-align: center; padding: 48px; color: var(--text-secondary); }
.loading::before { content: '⏳'; display: block; font-size: 32px; margin-bottom: 8px; }
.empty { text-align: center; padding: 64px; color: #bbb; }
.empty::before { content: '📭'; display: block; font-size: 48px; margin-bottom: 12px; }

/* ==================== 星期选择器 ==================== */
.weekday-checkboxes { display: flex; gap: 8px; flex-wrap: wrap; }
.weekday-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 34px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  transition: var(--transition);
  user-select: none;
  background: #f7f8fa;
}
.weekday-item:hover { border-color: var(--primary); color: var(--primary); }
.weekday-item.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ==================== 报表 ==================== */
.date-input { padding: 9px 14px; border: 1.5px solid var(--border); border-radius: var(--radius); font-size: 14px; outline: none; transition: var(--transition); }
.date-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(22,119,255,0.08); }
.qrcode-container {
  display: inline-block;
  padding: 14px;
  background: #f7f8fa;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.report-share-url { word-break: break-all; }
/* ==================== 推送升级 - 分栏布局 ==================== */
.upgrade-split-layout {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  min-height: 500px;
}

/* ===== 左栏：设备树 ===== */
.upgrade-tree-panel {
  width: 280px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.tree-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: #fafbfc;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.tree-search-input {
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  outline: none;
  background: #fff;
}
.tree-search-input:focus {
  background: #fafbfc;
}
.tree-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}

/* 树节点通用 */
.tree-node {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 5px 10px;
  cursor: pointer;
  user-select: none;
  border-bottom: 1px solid #fafafa;
  font-size: 13px;
  transition: background 0.15s;
}
.tree-node:hover { background: #f5f7fa; }
.tree-arrow {
  font-size: 10px;
  width: 14px;
  text-align: center;
  flex-shrink: 0;
  color: #999;
  transition: transform 0.15s;
}
.tree-arrow-sm { font-size: 9px; }
.tree-label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tree-count {
  font-size: 11px;
  color: #999;
  flex-shrink: 0;
}

/* 省级节点 */
.tree-node-prov {
  background: #f0f2f5;
  font-weight: 600;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
}
.tree-node-prov:hover { background: #e6e9ef; }

/* 市级节点 */
.tree-node-city {
  padding: 5px 10px 5px 24px;
  background: #fafbfc;
  border-bottom: 1px solid #f0f0f0;
}
.tree-node-city:hover { background: #f0f2f5; }

/* 门店节点 */
.tree-node-store {
  padding: 4px 10px 4px 38px;
  font-size: 12px;
}
.tree-node-store:hover { background: #f5f7fa; }

/* 设备节点 */
.tree-node-device {
  padding: 3px 10px 3px 52px;
  font-size: 12px;
  border-bottom: 1px solid #fafafa;
}
.tree-node-device:hover { background: #e6f4ff; }
.tree-device-selected {
  background: #e6f4ff;
}
.tree-device-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #333;
}
.tree-device-status {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-left: 4px;
}
.tree-device-status.dot-online {
  background: #52c41a;
  box-shadow: 0 0 5px rgba(82,196,26,0.4);
}
.tree-device-status.dot-offline {
  background: #d9d9d9;
}

/* ===== 右栏：设备表格 ===== */
.upgrade-table-panel {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ===== 过滤栏 ===== */
.upgrade-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: #fafbfc;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.filter-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.filter-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.filter-input {
  width: 200px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  outline: none;
  transition: var(--transition);
  background: #fff;
}
.filter-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(22,119,255,0.1);
}
.filter-select {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  outline: none;
  background: #fff;
  cursor: pointer;
  min-width: 90px;
}
.filter-select:focus {
  border-color: var(--primary);
}

/* 选择统计栏 */
.upgrade-selection-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 14px;
  background: #f0f5ff;
  border: 1px solid #91caff;
  border-radius: var(--radius);
  margin-bottom: 10px;
  font-size: 13px;
}
.selection-info {
  color: var(--text);
}
.selection-info strong {
  color: var(--primary);
  font-size: 16px;
  margin: 0 2px;
}
.selection-info-sub {
  color: var(--text-secondary);
  font-size: 12px;
}

/* 设备表格容器 */
.upgrade-device-table {
  flex: 1;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
}
.upgrade-device-table table {
  width: 100%;
  border-collapse: collapse;
}
.upgrade-device-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}
.upgrade-device-table thead th {
  background: #fafbfc;
  font-weight: 600;
  font-size: 12px;
  color: #555;
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.upgrade-device-table tbody td {
  padding: 8px 10px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 13px;
  vertical-align: middle;
}
.upgrade-device-table tbody tr:hover {
  background: #fafbfc;
}
.upgrade-device-table tbody tr.selected-row {
  background: #e6f4ff;
}

/* 设备名称单元格 */
.device-name-cell {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.device-name {
  font-weight: 500;
  color: var(--text);
}
.device-code {
  font-size: 11px;
  color: var(--text-secondary);
  font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
}

/* 单元格文本截断 */
.cell-text {
  display: block;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 在线状态指示灯 */
.online-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 5px;
  vertical-align: middle;
}
.dot-online {
  background: #52c41a;
  box-shadow: 0 0 6px rgba(82,196,26,0.5);
}
.dot-offline {
  background: #d9d9d9;
}

/* tag-sm 小标签 */
.tag-sm {
  font-size: 11px;
  padding: 1px 6px;
}

/* ==================== 日期输入框：隐藏浏览器原生 yyyy/mm/dd 占位 ==================== */
/* 空日期框未聚焦时隐藏文字区域（保留日历图标） */
input[type="date"]:not(.has-value):not(:focus)::-webkit-datetime-edit-fields-wrapper {
  visibility: hidden;
}
input[type="date"]:not(.has-value):not(:focus)::-webkit-datetime-edit-text,
input[type="date"]:not(.has-value):not(:focus)::-webkit-datetime-edit-month-field,
input[type="date"]:not(.has-value):not(:focus)::-webkit-datetime-edit-day-field,
input[type="date"]:not(.has-value):not(:focus)::-webkit-datetime-edit-year-field {
  color: transparent !important;
}
input[type="date"]:not(.has-value):not(:focus) {
  color: transparent;
}

/* ==================== 设备管理表格 - 无横向滚动，完整显示 ==================== */
.device-table-wrap {
  /* 不设 overflow-x，避免底部出现横向滚动条 */
}
.device-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
}
.device-table th,
.device-table td {
  padding: 7px 6px;
  font-size: 12px;
  vertical-align: middle;
  word-break: break-word;
}
.device-table th {
  background: #fafbfc;
  font-weight: 600;
  color: #4a5568;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.device-table tbody tr:hover {
  background: var(--primary-light);
}
.device-table tbody tr {
  transition: background 0.15s;
}
.device-table tbody td {
  border-bottom: 1px solid var(--border);
}

/* 列宽 */
.device-table .col-id {
  width: 40px;
  text-align: center;
  white-space: nowrap;
}
.device-table .col-code {
  font-size: 11px;
  font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  white-space: nowrap;
}
.device-table .col-name {
  min-width: 70px;
}
.device-table .col-city {
  min-width: 55px;
}
.device-table .col-store {
  min-width: 60px;
}
.device-table .col-model {
  font-size: 11px;
  max-width: 120px;
}
.device-table .col-status {
  width: 52px;
  text-align: center;
  white-space: nowrap;
}
.device-table .col-heartbeat {
  font-size: 11px;
  white-space: nowrap;
}
.device-table .col-actions {
  white-space: nowrap;
}

/* 超小按钮 */
.btn-xs {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 6px;
  font-size: 11px;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  font-family: inherit;
  line-height: 1.4;
}
.btn-xs.btn-default {
  background: #f7f8fa;
  color: #4a5568;
  border-color: var(--border);
}
.btn-xs.btn-default:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.btn-xs.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-xs.btn-primary:hover { background: var(--primary-dark); }
.btn-xs.btn-info {
  background: #1890ff;
  color: #fff;
}
.btn-xs.btn-info:hover { opacity: 0.88; }
.btn-xs.btn-warning {
  background: var(--warning);
  color: #fff;
}
.btn-xs.btn-warning:hover { opacity: 0.88; }
.btn-xs.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-xs.btn-danger:hover { opacity: 0.88; }

.btn-group-compact {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
}

/* ==================== 播放日志表格 - 无横向滚动，完整显示 ==================== */
.playlog-table-wrap {
  /* 不设 overflow-x，避免底部出现横向滚动条 */
}
.playlog-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
}
.playlog-table th,
.playlog-table td {
  padding: 8px 10px;
  font-size: 13px;
  vertical-align: middle;
  word-break: break-word;
}
.playlog-table th {
  background: #fafbfc;
  font-weight: 600;
  color: #4a5568;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.playlog-table tbody tr:hover {
  background: var(--primary-light);
}
.playlog-table tbody tr {
  transition: background 0.15s;
}
.playlog-table tbody td {
  border-bottom: 1px solid var(--border);
}

/* 播放日志列宽 */
.playlog-table .pl-col-code {
  white-space: nowrap;
}
.playlog-table .pl-col-name {
  min-width: 70px;
}
.playlog-table .pl-col-mat {
  min-width: 60px;
}
.playlog-table .pl-col-time {
  white-space: nowrap;
  width: 140px;
}
.playlog-table .pl-col-dur {
  width: 60px;
  text-align: center;
  white-space: nowrap;
}

/* ==================== 版本管理表格 - 无横向滚动，完整显示 ==================== */
.version-table-wrap {
  /* 不设 overflow-x，避免底部出现横向滚动条 */
}
.version-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
}
.version-table th,
.version-table td {
  padding: 7px 5px;
  font-size: 12px;
  vertical-align: middle;
  word-break: break-word;
}
.version-table th {
  background: #fafbfc;
  font-weight: 600;
  color: #4a5568;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.version-table tbody tr:hover {
  background: var(--primary-light);
}
.version-table tbody tr {
  transition: background 0.15s;
}
.version-table tbody td {
  border-bottom: 1px solid var(--border);
}

/* 版本管理列宽 */
.version-table .v-col-id {
  width: 36px;
  text-align: center;
  white-space: nowrap;
}
.version-table .v-col-plat {
  width: 44px;
  text-align: center;
  white-space: nowrap;
}
.version-table .v-col-vcode {
  width: 52px;
  text-align: center;
  white-space: nowrap;
}
.version-table .v-col-vname {
  min-width: 50px;
}
.version-table .v-col-size {
  width: 64px;
  text-align: right;
  white-space: nowrap;
}
.version-table .v-col-md5 {
  font-size: 11px;
  font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  width: 80px;
  white-space: nowrap;
}
.version-table .v-col-force {
  width: 52px;
  text-align: center;
  white-space: nowrap;
}
.version-table .v-col-st {
  width: 48px;
  text-align: center;
  white-space: nowrap;
}
.version-table .v-col-time {
  width: 120px;
  white-space: nowrap;
  font-size: 11px;
}
.version-table .v-col-act {
  white-space: nowrap;
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
  .sidebar { width: 0; overflow: hidden; }
  .main-content { margin-left: 0; max-width: 100vw; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .login-box { width: 92%; padding: 36px 28px; }
}