/* ============ MailBlast SaaS 控制台样式 ============ */
:root {
  --primary: #1a56db;
  --primary-light: #3b82f6;
  --primary-bg: #eff6ff;
  --success: #059669;
  --success-bg: #ecfdf5;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --purple: #7c3aed;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --border: #e5e7eb;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -2px rgba(0,0,0,.05);
  --sidebar-w: 212px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: var(--font);
  background: var(--gray-50);
  color: var(--gray-800);
  font-size: 14px;
  line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
code { font-family: 'JetBrains Mono', Consolas, Monaco, monospace; background: var(--gray-100); padding: 1px 5px; border-radius: 4px; font-size: .85em; color: var(--primary); }

/* ---------------- 登录 ---------------- */
.login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1e3a5f 0%, #1a56db 55%, #3b82f6 100%);
  padding: 24px;
}
.login-card {
  background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  width: 100%; max-width: 400px; padding: 36px 36px 24px;
}
.login-brand { text-align: center; margin-bottom: 24px; }
.login-brand .logo { font-size: 40px; }
.login-brand h1 { font-size: 1.5rem; font-weight: 800; color: var(--gray-900); letter-spacing: -.5px; }
.login-brand p { color: var(--gray-500); font-size: .9rem; margin-top: 2px; }
.tabs { display: flex; gap: 4px; background: var(--gray-100); padding: 4px; border-radius: var(--radius); margin-bottom: 20px; }
.tab { flex: 1; padding: 7px; border: 0; background: transparent; border-radius: 6px; cursor: pointer; font-size: .9rem; font-weight: 600; color: var(--gray-500); font-family: var(--font); }
.tab.active { background: #fff; color: var(--primary); box-shadow: var(--shadow-sm); }
.login-card label { display: block; font-size: .83rem; font-weight: 600; color: var(--gray-700); margin: 12px 0 5px; }
.login-demo { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--gray-200); font-size: .8rem; color: var(--gray-500); display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.login-err { color: var(--danger); font-size: .85rem; min-height: 20px; margin-top: 8px; }

/* ---------------- 布局 ---------------- */
.app { min-height: 100vh; display: flex; flex-direction: column; }
.topbar {
  height: 56px; background: #fff; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px; position: sticky; top: 0; z-index: 50;
}
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 12px; }
.brand { font-weight: 800; font-size: 1.05rem; color: var(--gray-900); display: flex; align-items: center; gap: 6px; }
.logo-sm { font-size: 18px; }
.tenant-chip { background: var(--gray-100); color: var(--gray-600); padding: 3px 10px; border-radius: 12px; font-size: .8rem; }
.plan-chip { background: var(--primary-bg); color: var(--primary); padding: 3px 10px; border-radius: 12px; font-size: .78rem; font-weight: 700; text-transform: uppercase; }
.mock-flag { background: var(--warning-bg); color: var(--warning); border: 1px solid #fde68a; padding: 2px 8px; border-radius: 12px; font-size: .72rem; font-weight: 700; letter-spacing: .5px; }
.mock-flag[hidden] { display: none; }
.user-menu { position: relative; display: flex; align-items: center; gap: 8px; cursor: pointer; padding: 4px 8px; border-radius: var(--radius); }
.user-menu:hover { background: var(--gray-100); }
.avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .8rem; }
.dropdown { display: none; position: absolute; top: 40px; right: 0; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); min-width: 160px; overflow: hidden; }
.user-menu:hover .dropdown { display: block; }
.dropdown a { display: block; padding: 10px 14px; color: var(--gray-700); font-size: .88rem; }
.dropdown a:hover { background: var(--primary-bg); }

.body { display: flex; flex: 1; min-height: 0; }

/* ---------------- 侧边栏 ---------------- */
.sidebar {
  width: var(--sidebar-w); background: #fff; border-right: 1px solid var(--border);
  display: flex; flex-direction: column; justify-content: space-between;
  position: sticky; top: 56px; height: calc(100vh - 56px); flex-shrink: 0;
  transition: width .18s ease;
}
.menu { padding: 10px 8px; overflow-y: auto; overflow-x: hidden; flex: 1; }

.menu-item, .menu-title {
  display: flex; align-items: center; gap: 9px; padding: 9px 11px; border-radius: var(--radius);
  color: var(--gray-700); font-size: .9rem; font-weight: 500; margin-bottom: 2px;
  cursor: pointer; user-select: none; position: relative; white-space: nowrap;
}
.menu-item i, .menu-title i { font-style: normal; width: 20px; text-align: center; font-size: 1rem; flex-shrink: 0; }
.menu-item span, .menu-title span { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.menu-item:hover, .menu-title:hover { background: var(--gray-100); }
.menu-item.active { background: var(--primary-bg); color: var(--primary); font-weight: 700; }
.menu-item.active::before {
  content: ''; position: absolute; left: -8px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 18px; border-radius: 0 3px 3px 0; background: var(--primary);
}

/* 可折叠分组 */
.menu-group { margin-top: 2px; }
.menu-title { color: var(--gray-600); font-size: .88rem; }
.menu-title .chev {
  font-weight: 400; font-size: .95rem; color: var(--gray-400);
  transition: transform .18s ease; transform: rotate(-90deg); flex-shrink: 0;
}
.menu-group.open .menu-title { color: var(--gray-900); font-weight: 600; }
.menu-group.open .menu-title .chev { transform: rotate(0deg); }
.menu-group.has-active .menu-title { background: var(--gray-50); }
.menu-sub-wrap {
  overflow: hidden; max-height: 0; transition: max-height .2s ease;
  padding-left: 0;
}
.menu-group.open .menu-sub-wrap { max-height: 320px; }
.menu-sub {
  display: block; padding: 7px 11px 7px 40px; color: var(--gray-600); font-size: .86rem;
  border-radius: var(--radius); margin: 1px 0; position: relative; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.menu-sub::before {
  content: ''; position: absolute; left: 22px; top: 50%; width: 5px; height: 5px;
  border-radius: 50%; background: var(--gray-300); transform: translateY(-50%);
}
.menu-sub:hover { background: var(--gray-100); color: var(--gray-900); }
.menu-sub.active { background: var(--primary-bg); color: var(--primary); font-weight: 600; }
.menu-sub.active::before { background: var(--primary); }

/* 侧栏收窄态：只留图标 */
.app.collapsed .sidebar { width: 60px; }
.app.collapsed .menu-item span,
.app.collapsed .menu-title span,
.app.collapsed .menu-title .chev,
.app.collapsed .menu-sub-wrap,
.app.collapsed .collapse-text,
.app.collapsed .engine-text { display: none; }
.app.collapsed .menu-item,
.app.collapsed .menu-title { justify-content: center; padding: 10px 0; }
.app.collapsed .menu-item i, .app.collapsed .menu-title i { width: auto; }
/* 收窄时 hover 展开悬浮子菜单 */
.app.collapsed .menu-group:hover .menu-sub-wrap {
  display: block; max-height: none; position: absolute; left: 60px; margin-top: -40px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 6px; min-width: 150px; z-index: 60;
}
.app.collapsed .menu-group { position: relative; }
.app.collapsed .menu-sub { padding: 8px 12px 8px 22px; }
.app.collapsed .menu-sub::before { left: 8px; }
/* 图标态 tooltip */
.app.collapsed [data-tip]:hover::after {
  content: attr(data-tip); position: absolute; left: 62px; top: 50%; transform: translateY(-50%);
  background: var(--gray-900); color: #fff; padding: 4px 10px; border-radius: 6px;
  font-size: .78rem; white-space: nowrap; z-index: 70; pointer-events: none;
}

.sidebar-foot { padding: 10px 12px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 8px; }
.engine-status { font-size: .78rem; color: var(--gray-500); display: flex; align-items: center; gap: 6px; }
.engine-status .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px var(--success-bg); flex-shrink: 0; }
.sidebar-collapse {
  display: flex; align-items: center; gap: 8px; background: transparent; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 7px 10px; cursor: pointer; color: var(--gray-500);
  font-size: .82rem; font-family: var(--font);
}
.sidebar-collapse:hover { background: var(--gray-50); color: var(--gray-800); }
.app.collapsed .sidebar-collapse { justify-content: center; padding: 7px 0; }
.app.collapsed .collapse-icon { transform: rotate(180deg); }

.content { flex: 1; padding: 24px 28px 48px; min-width: 0; }
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head h2 { font-size: 1.35rem; font-weight: 700; color: var(--gray-900); }
.page-head .sub { color: var(--gray-500); font-size: .88rem; margin-top: 2px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------------- 组件 ---------------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
  padding: 8px 14px; border-radius: var(--radius); border: 1px solid var(--gray-300);
  background: #fff; color: var(--gray-700); font-size: .88rem; font-weight: 600;
  cursor: pointer; font-family: var(--font); transition: .15s; white-space: nowrap;
}
.btn:hover { background: var(--gray-50); border-color: var(--gray-400); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: #1e40af; border-color: #1e40af; }
.btn-danger { background: #fff; border-color: #fecaca; color: var(--danger); }
.btn-danger:hover { background: var(--danger-bg); }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { background: #047857; }
.btn-block { width: 100%; margin-top: 6px; }
.btn-sm { padding: 5px 10px; font-size: .8rem; }
.btn-xs { padding: 3px 8px; font-size: .75rem; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.icon-btn { background: transparent; border: 0; cursor: pointer; font-size: 1rem; color: var(--gray-500); padding: 4px 7px; border-radius: 6px; }
.icon-btn:hover { background: var(--gray-100); color: var(--gray-800); }

input, select, textarea {
  width: 100%; padding: 8px 11px; border: 1px solid var(--gray-300); border-radius: var(--radius);
  font-size: .89rem; font-family: var(--font); color: var(--gray-800); background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary-bg); border-color: var(--primary-light); }
label { display: block; font-size: .83rem; font-weight: 600; color: var(--gray-700); margin-bottom: 5px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.field { margin-bottom: 14px; }
.hint { font-size: .78rem; color: var(--gray-500); margin-top: 4px; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 500; font-size: .88rem; }
.check input { width: auto; }

.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.card-head { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.card-head h3 { font-size: 1rem; font-weight: 700; color: var(--gray-900); }
.card-body { padding: 18px; }
.card + .card { margin-top: 18px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 1100px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 780px) { .grid-2, .form-row, .form-row-3 { grid-template-columns: 1fr; } .content { padding: 16px; } }

/* 统计卡 */
.stat { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px 18px; box-shadow: var(--shadow-sm); }
.stat .label { font-size: .82rem; color: var(--gray-500); display: flex; align-items: center; gap: 6px; }
.stat .value { font-size: 1.7rem; font-weight: 800; color: var(--gray-900); margin-top: 4px; letter-spacing: -.5px; }
.stat .meta { font-size: .78rem; color: var(--gray-500); margin-top: 2px; }
.stat.accent-blue .value { color: var(--primary); }
.stat.accent-green .value { color: var(--success); }
.stat.accent-amber .value { color: var(--warning); }
.stat.accent-red .value { color: var(--danger); }

/* 表格 */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
thead th {
  background: var(--gray-50); color: var(--gray-600); font-weight: 600; font-size: .78rem;
  text-transform: uppercase; letter-spacing: .3px; padding: 10px 14px; text-align: left;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
tbody td { padding: 11px 14px; border-bottom: 1px solid var(--gray-100); color: var(--gray-700); vertical-align: middle; }
tbody tr:hover { background: var(--primary-bg); }
tbody tr:last-child td { border-bottom: 0; }
td.nowrap, th.nowrap { white-space: nowrap; }
.cell-actions { display: flex; gap: 4px; justify-content: flex-end; }
.empty { text-align: center; padding: 44px 20px; color: var(--gray-400); }
.empty .icon { font-size: 34px; display: block; margin-bottom: 8px; }

/* 徽章 */
.badge { display: inline-block; padding: 2px 9px; border-radius: 11px; font-size: .75rem; font-weight: 700; white-space: nowrap; }
.badge-blue { background: var(--primary-bg); color: var(--primary); }
.badge-green { background: var(--success-bg); color: var(--success); }
.badge-yellow { background: var(--warning-bg); color: var(--warning); }
.badge-red { background: var(--danger-bg); color: var(--danger); }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }
.badge-purple { background: #f5f3ff; color: var(--purple); }

/* 进度条 */
.progress { height: 6px; background: var(--gray-200); border-radius: 4px; overflow: hidden; min-width: 90px; }
.progress > i { display: block; height: 100%; background: var(--primary); border-radius: 4px; transition: width .4s; }
.progress.ok > i { background: var(--success); }
.progress.err > i { background: var(--danger); }

/* 工具栏 */
.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar input, .toolbar select { width: auto; min-width: 150px; }
.toolbar .grow { flex: 1; }

/* 批量操作栏（在表格顶部） */
.batch-bar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 10px 12px; background: var(--gray-50); border-bottom: 1px solid var(--border); border-radius: var(--radius) var(--radius) 0 0; font-size: .88rem; }
.batch-bar label { display: flex; align-items: center; gap: 6px; cursor: pointer; user-select: none; }
.batch-bar .sep { width: 1px; height: 18px; background: var(--border); margin: 0 4px; }
.batch-bar .btn:disabled { opacity: .4; cursor: not-allowed; }

/* 富文本编辑器 */
.rich-editor { border: 1px solid var(--border); border-radius: var(--radius); background: #fff; overflow: hidden; }
.re-toolbar { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; padding: 6px 8px; background: var(--gray-50); border-bottom: 1px solid var(--border); }
.re-toolbar select { padding: 4px 6px; border: 1px solid var(--gray-300); border-radius: 4px; background: #fff; font-size: 13px; max-height: 28px; }
.re-toolbar button { padding: 4px 9px; border: 1px solid transparent; background: #fff; border-radius: 4px; cursor: pointer; font-size: 14px; line-height: 1; min-width: 28px; }
.re-toolbar button:hover { background: var(--primary-bg); border-color: var(--primary-bg); color: var(--primary); }
.re-toolbar button.on { background: var(--primary); color: #fff; }
.re-toolbar input[type=color] { padding: 0; width: 30px; height: 24px; border: 1px solid var(--gray-300); border-radius: 4px; cursor: pointer; background: #fff; }
.re-toolbar .re-sep { width: 1px; height: 18px; background: var(--border); margin: 0 2px; }
/* 全屏弹窗里编辑器铺开，不再受 60vh 限制 */
.modal.full .re-canvas { max-height: none; min-height: 420px; }
.modal.full .re-source { min-height: 460px; }
.modal.full .re-vars-list { max-height: none; }
/* 表单里的连接测试操作条 */
.test-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 12px 14px; margin-top: 4px;
  background: var(--gray-50); border: 1px dashed var(--gray-300); border-radius: var(--radius);
}

.re-body { display: grid; grid-template-columns: 1fr; min-height: 320px; }
.re-body.has-vars { grid-template-columns: 1fr 280px; }
.re-canvas { padding: 14px 18px; min-height: 320px; outline: none; overflow-y: auto; max-height: 60vh; font-family: 'Microsoft YaHei', sans-serif; line-height: 1.7; }
.re-canvas:focus { box-shadow: inset 0 0 0 2px var(--primary-bg); }
.re-source { width: 100%; min-height: 360px; border: none; outline: none; padding: 14px 18px; font-family: 'Menlo', 'Monaco', monospace; font-size: 13px; resize: vertical; }
.re-vars { border-left: 1px solid var(--border); display: flex; flex-direction: column; background: var(--gray-50); max-height: inherit; }
.re-vars-head { display: flex; flex-direction: column; gap: 6px; padding: 10px; border-bottom: 1px solid var(--border); font-weight: 700; }
.re-vars-head input { padding: 5px 8px; border: 1px solid var(--gray-300); border-radius: 4px; background: #fff; }
.re-vars-list { overflow-y: auto; max-height: 420px; }
.re-var { display: grid; gap: 2px; padding: 8px 12px; border-bottom: 1px solid var(--border); cursor: pointer; position: relative; background: #fff; }
.re-var:hover { background: var(--primary-bg); }
.re-var-name { font-family: 'Menlo', 'Monaco', monospace; font-size: 12px; color: var(--primary); font-weight: 700; }
.re-var-note { font-size: 11.5px; color: var(--gray-600); }
.re-var .badge { position: absolute; right: 8px; top: 8px; font-size: 10px; padding: 1px 6px; }
.re-hint { padding: 8px 12px; border-top: 1px solid var(--border); background: var(--gray-50); font-size: 12px; }
.re-hint code { background: #fff; padding: 1px 5px; border-radius: 3px; border: 1px solid var(--border); }

/* 分页 */
.pager { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border-top: 1px solid var(--border); font-size: .85rem; color: var(--gray-500); flex-wrap: wrap; gap: 8px; }
.pager .pages { display: flex; gap: 4px; }
.pager button { padding: 4px 10px; border: 1px solid var(--gray-300); background: #fff; border-radius: 6px; cursor: pointer; font-size: .82rem; }
.pager button.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.pager button:disabled { opacity: .5; cursor: not-allowed; }

/* 弹窗 */
.modal-mask { position: fixed; inset: 0; background: rgba(17,24,39,.45); display: flex; align-items: center; justify-content: center; z-index: 200; padding: 20px; }
.modal {
  background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  width: 100%; max-width: 560px; max-height: 88vh; display: flex; flex-direction: column;
  animation: modalIn .16s ease;
}
.modal.wide { max-width: 900px; }

/* 全屏弹窗：铺满视口，点空白不关闭，避免误触丢失填写内容 */
.modal-mask.full-mode { padding: 0; background: #fff; }
.modal.full {
  max-width: none; max-height: none; width: 100vw; height: 100vh;
  border-radius: 0; box-shadow: none;
}
.modal.full .modal-head { padding: 14px 24px; background: #fff; border-bottom: 1px solid var(--border); }
.modal.full .modal-body { flex: 1; padding: 24px; max-width: 1100px; width: 100%; margin: 0 auto; }
.modal.full .modal-foot {
  padding: 14px 24px; background: var(--gray-50);
  position: sticky; bottom: 0; box-shadow: 0 -1px 0 var(--border);
}
.modal.full .modal-foot > * { max-width: 1100px; }

.modal-head { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.modal-head h3 { font-size: 1.05rem; font-weight: 700; flex: 1; min-width: 0; }
.modal-head-actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.modal-body { padding: 20px; overflow-y: auto; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }

/* 弹窗内错误提示：接口报错时直接显示，不再静默 */
.modal-err {
  margin: 0; padding: 12px 20px; background: var(--danger-bg); color: #991b1b;
  border-bottom: 1px solid #fecaca; font-size: .88rem; white-space: pre-wrap; word-break: break-word;
}
.modal-err[hidden] { display: none; }
.modal-err b { display: block; margin-bottom: 2px; }
.modal-err .hint { color: #b45309; font-size: .82rem; margin-top: 4px; display: block; }

@keyframes modalIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* 测试结果面板（SMTP 连接测试） */
.test-result { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; margin-top: 12px; font-size: .88rem; }
.test-result.ok { background: var(--success-bg); border-color: #a7f3d0; color: #065f46; }
.test-result.bad { background: var(--danger-bg); border-color: #fecaca; color: #991b1b; }
.test-result.warn { background: var(--warning-bg); border-color: #fde68a; color: #92400e; }
.test-result .tr-title { font-weight: 700; display: flex; align-items: center; gap: 6px; margin-bottom: 4px; }
.test-result .tr-hint { font-size: .82rem; opacity: .9; margin-top: 4px; }
.test-result .tr-raw { font-family: Consolas, monospace; font-size: .78rem; opacity: .8; margin-top: 6px; word-break: break-all; }

/* 连接测试 · 自动诊断面板（DNS / MX / 端口探测 / 建议） */
.diag-panel {
  margin-top: 10px; padding: 10px 12px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--gray-200);
  color: var(--gray-700); font-size: .84rem; line-height: 1.75;
}
.diag-head { font-weight: 700; color: var(--gray-900); margin-bottom: 4px; }
.diag-line { color: var(--gray-600); }
.diag-line.bad { color: #b91c1c; }
.diag-line code { background: var(--gray-100); padding: 1px 5px; border-radius: 4px; font-size: .78rem; color: var(--gray-700); }
.diag-ports { display: flex; flex-wrap: wrap; gap: 6px; margin: 7px 0 2px; }
.diag-port { padding: 1px 9px; border-radius: 999px; font-size: .76rem; font-weight: 600; border: 1px solid transparent; }
.diag-port.up { background: var(--success-bg); color: #047857; border-color: #a7f3d0; }
.diag-port.down { background: var(--danger-bg); color: #b91c1c; border-color: #fecaca; }
.diag-sub { margin-top: 8px; font-weight: 700; font-size: .82rem; color: var(--gray-900); }
.diag-advice { margin: 4px 0 0; padding-left: 18px; color: var(--gray-700); }
.diag-advice li { margin-bottom: 3px; }
.test-list { margin-top: 10px; max-height: 340px; overflow-y: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.test-row { display: flex; align-items: flex-start; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--gray-100); font-size: .86rem; }
.test-row:last-child { border-bottom: 0; }
.test-row .tr-dot { width: 8px; height: 8px; border-radius: 50%; margin-top: 6px; flex-shrink: 0; }
.test-row.ok .tr-dot { background: var(--success); }
.test-row.bad .tr-dot { background: var(--danger); }
.test-row .tr-main { flex: 1; min-width: 0; }
.test-row .tr-mail { font-weight: 600; color: var(--gray-900); word-break: break-all; }
.test-row .tr-msg { color: var(--gray-600); font-size: .82rem; margin-top: 2px; word-break: break-word; }
.test-row .tr-time { color: var(--gray-400); font-size: .78rem; flex-shrink: 0; }

/* Toast */
.toast-wrap { position: fixed; top: 68px; right: 20px; z-index: 300; display: flex; flex-direction: column; gap: 8px; }
.toast { background: var(--gray-900); color: #fff; padding: 10px 16px; border-radius: var(--radius); box-shadow: var(--shadow-lg); font-size: .88rem; animation: slideIn .2s; max-width: 340px; }
.toast.ok { background: var(--success); }
.toast.err { background: var(--danger); }
.toast.warn { background: var(--warning); }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }

/* 多选卡片（向导里选分组/标题/正文/邮箱） */
.pick-list { display: grid; gap: 8px; max-height: 320px; overflow-y: auto; }
.pick {
  display: flex; align-items: flex-start; gap: 10px; padding: 11px 13px;
  border: 1px solid var(--gray-200); border-radius: var(--radius); cursor: pointer; background: #fff;
}
.pick:hover { border-color: var(--primary-light); background: var(--primary-bg); }
.pick.checked { border-color: var(--primary); background: var(--primary-bg); }
.pick input { width: auto; margin-top: 3px; }
.pick .main { flex: 1; min-width: 0; }
.pick .t { font-weight: 600; color: var(--gray-800); font-size: .89rem; }
.pick .d { font-size: .79rem; color: var(--gray-500); margin-top: 2px; word-break: break-all; }
.pick .tag { font-size: .72rem; }

/* 步骤条 */
.steps { display: flex; gap: 6px; margin-bottom: 22px; flex-wrap: wrap; }
.step { flex: 1; min-width: 120px; padding: 10px 12px; border-radius: var(--radius); background: var(--gray-100); color: var(--gray-500); font-size: .85rem; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.step.active { background: var(--primary-bg); color: var(--primary); }
.step.done { background: var(--success-bg); color: var(--success); }
.step .n { width: 20px; height: 20px; border-radius: 50%; background: rgba(0,0,0,.08); display: flex; align-items: center; justify-content: center; font-size: .75rem; }
.step.active .n, .step.done .n { background: currentColor; color: #fff; }

/* 图表 */
.chart { width: 100%; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: .8rem; color: var(--gray-600); margin-top: 10px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; }
.bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; font-size: .85rem; }
.bar-row .name { width: 82px; color: var(--gray-600); text-align: right; flex-shrink: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-row .track { flex: 1; height: 18px; background: var(--gray-100); border-radius: 4px; overflow: hidden; }
.bar-row .fill { height: 100%; border-radius: 4px; }
.bar-row .val { width: 46px; color: var(--gray-700); font-weight: 600; flex-shrink: 0; }

/* 地区/设备分布：同一张卡里并排「打开」与「点击」两个数据源 —— 打开可能全空，点击往往有数据 */
.dist-grid { display: flex; gap: 16px; flex-wrap: wrap; }
.dist-block { flex: 1 1 240px; min-width: 220px; }
.dist-label { font-size: .8rem; font-weight: 600; color: var(--gray-600); margin-bottom: 8px; }
.dist-note { line-height: 1.75; }

/* 邮件预览 */
.preview-frame { border: 1px solid var(--border); border-radius: var(--radius); background: #fff; min-height: 240px; }
.preview-subject { padding: 10px 14px; border-bottom: 1px solid var(--border); background: var(--gray-50); font-size: .88rem; }
.preview-subject b { color: var(--gray-800); }
.preview-html { padding: 18px; }

/* 代码/源码编辑 */
textarea.code { font-family: 'JetBrains Mono', Consolas, Monaco, monospace; font-size: .82rem; line-height: 1.6; min-height: 200px; }

/* 编辑器工具条 */
.editor-bar { display: flex; gap: 4px; flex-wrap: wrap; padding: 8px; border: 1px solid var(--gray-300); border-bottom: 0; border-radius: var(--radius) var(--radius) 0 0; background: var(--gray-50); }
.editor-bar button { border: 1px solid var(--gray-300); background: #fff; border-radius: 5px; padding: 3px 9px; cursor: pointer; font-size: .8rem; }
.editor-bar button:hover { background: var(--primary-bg); border-color: var(--primary-light); }
.editor-area { border-radius: 0 0 var(--radius) var(--radius); min-height: 220px; }
.mode-tabs { display: flex; gap: 4px; }
.mode-tabs button { border: 1px solid var(--gray-300); background: #fff; padding: 5px 12px; border-radius: 6px; cursor: pointer; font-size: .82rem; }
.mode-tabs button.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* 健康状态点 */
.health { display: inline-flex; align-items: center; gap: 5px; font-size: .8rem; }
.health i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.health.good i { background: var(--success); }
.health.warn i { background: var(--warning); }
.health.bad i { background: var(--danger); }

.split { display: grid; grid-template-columns: 260px 1fr; gap: 18px; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.kv { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px dashed var(--gray-200); font-size: .86rem; }
.kv:last-child { border-bottom: 0; }
.kv .k { color: var(--gray-500); }
.kv .v { font-weight: 600; color: var(--gray-800); }
.muted { color: var(--gray-500); }
.tiny { font-size: .78rem; }
.mono { font-family: 'JetBrains Mono', Consolas, Monaco, monospace; }
.right { text-align: right; }
.center { text-align: center; }
.mt { margin-top: 14px; }
.mb { margin-bottom: 14px; }
.ellipsis { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- 管理员后台 / 发送模式 ---------- */
.mode-flag { padding: 2px 10px; border-radius: 12px; font-size: .72rem; font-weight: 700; letter-spacing: .3px; border: 1px solid transparent; }
.mode-flag.live { background: var(--success-bg, #d1fae5); color: var(--success, #059669); border-color: #a7f3d0; }
.mode-flag.mock { background: var(--warning-bg, #fef3c7); color: var(--warning, #b45309); border-color: #fde68a; }
.mode-flag[hidden] { display: none; }

.mode-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.mode-title { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.mode-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.border-live { border-left: 4px solid var(--success, #059669); }
.border-mock { border-left: 4px solid var(--warning, #d97706); }

.kv-list { border: 1px solid var(--gray-200, #e5e7eb); border-radius: 8px; padding: 4px 12px; background: var(--gray-50, #f9fafb); }
.text-err { color: var(--danger, #dc2626); font-weight: 600; }
.search-input { padding: 7px 11px; border: 1px solid var(--gray-300, #d1d5db); border-radius: 6px; font-size: .85rem; width: 220px; background: #fff; }
.search-input:focus { outline: none; border-color: var(--primary, #1a56db); }