/* ============================================================
 * shared/style.css — 设计系统（企业蓝）
 * ============================================================ */
:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #dbeafe;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --bg: #f9fafb;
  --surface: #ffffff;
  --border: #e5e7eb;
  --text: #111827;
  --text-secondary: #6b7280;
  --radius-card: 8px;
  --radius-input: 6px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

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

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }

/* ---------------- 登录页 ---------------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 60%, #3b82f6 100%);
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--surface);
  border-radius: 12px;
  padding: 36px 32px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}
.login-card .logo {
  text-align: center;
  margin-bottom: 8px;
  font-size: 40px;
}
.login-card h1 {
  text-align: center;
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 4px;
}
.login-card .sub {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 28px;
  font-size: 13px;
}

/* ---------------- 表单 ---------------- */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
  font-size: 13px;
}
.form-group label .req { color: var(--danger); }
input[type="text"], input[type="password"], input[type="number"], input[type="month"], select, textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  font-size: 14px;
  color: var(--text);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
input[readonly] { background: #f3f4f6; color: var(--text-secondary); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-input);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, opacity .15s;
  white-space: nowrap;
  font-family: inherit;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-outline { background: #fff; color: var(--text); border-color: var(--border); }
.btn-outline:hover { background: #f3f4f6; }
.btn-danger { background: #fff; color: var(--danger); border-color: #fecaca; }
.btn-danger:hover { background: #fef2f2; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #059669; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------------- 主框架 ---------------- */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px;
  background: #1e293b;
  color: #cbd5e1;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}
.sidebar .brand {
  padding: 20px 18px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 8px;
}
.sidebar .nav { flex: 1; padding: 12px 0; }
.sidebar .nav-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 11px 18px;
  color: #cbd5e1;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 14px;
  transition: background .12s, color .12s;
  font-family: inherit;
}
.sidebar .nav-item:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
.sidebar .nav-item.active {
  background: var(--primary);
  color: #fff;
  font-weight: 500;
}
.sidebar .nav-group-title {
  padding: 14px 18px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: #64748b;
}
.sidebar .user-footer {
  padding: 16px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
}
.sidebar .user-footer .name { color: #fff; font-weight: 500; margin-bottom: 4px; }
.sidebar .user-footer .role { color: #94a3b8; font-size: 12px; }
.sidebar .logout-btn {
  margin-top: 10px;
  width: 100%;
  padding: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
}
.sidebar .logout-btn:hover { background: rgba(239, 68, 68, 0.25); color: #fff; }

.main {
  flex: 1;
  min-width: 0;
  padding: 24px;
  overflow-x: auto;
}
.page-header { margin-bottom: 20px; }
.page-header h2 { font-size: 20px; font-weight: 600; margin-bottom: 4px; }
.page-header .desc { color: var(--text-secondary); font-size: 13px; }

/* ---------------- 卡片 ---------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 16px;
}
.card h3 { font-size: 15px; font-weight: 600; margin-bottom: 14px; }

/* ---------------- 指标卡片 ---------------- */
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 16px; }
.metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
  padding: 18px;
}
.metric .label { color: var(--text-secondary); font-size: 13px; margin-bottom: 6px; }
.metric .value { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; }
.metric .value.accent { color: var(--primary); }

/* ---------------- 表格 ---------------- */
.table-wrap { overflow-x: auto; }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.data th, table.data td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
table.data th {
  background: #f8fafc;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  position: sticky;
  top: 0;
}
table.data th:hover { color: var(--primary); }
table.data tbody tr:hover { background: #f9fafb; }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data th.num { text-align: right; }
table.data td.net { background: #eff6ff; font-weight: 600; color: var(--primary); }
table.data th.net { color: var(--primary); }
table.data .empty { text-align: center; color: var(--text-secondary); padding: 30px 0; }

/* ---------------- Tab ---------------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tab {
  padding: 10px 18px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-secondary);
  border: none;
  background: transparent;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  font-family: inherit;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 500; }

/* ---------------- 工具条 ---------------- */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.toolbar .spacer { flex: 1; }
.toolbar input[type="month"], .toolbar select {
  width: auto;
  padding: 8px 10px;
}

/* ---------------- 弹窗 ---------------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.45);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  z-index: 100;
  overflow-y: auto;
}
.modal {
  background: #fff;
  border-radius: 10px;
  width: 100%;
  max-width: 720px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: slideDown .18s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
.modal .modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal .modal-header h3 { font-size: 16px; font-weight: 600; }
.modal .modal-close {
  background: none;
  border: none;
  font-size: 22px;
  line-height: 1;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 8px;
}
.modal .modal-close:hover { color: var(--text); }
.modal .modal-body { padding: 20px; }
.modal .modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* 薪资编辑表单网格 */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid .calc-row {
  grid-column: 1 / -1;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 16px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.form-grid .calc-row .item { font-size: 13px; color: var(--text-secondary); }
.form-grid .calc-row .item strong { color: var(--text); font-size: 15px; display: block; margin-top: 2px; }
.form-grid .calc-row .item.net strong { color: var(--primary); }

/* ---------------- 提示 ---------------- */
.alert {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 16px;
  font-size: 13px;
}
.alert-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.alert-warn { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert-danger { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

/* ---------------- 徽章 ---------------- */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
}
.badge-boss { background: #fef3c7; color: #92400e; }
.badge-finance { background: #dbeafe; color: #1e40af; }
.badge-employee { background: #d1fae5; color: #065f46; }

/* ---------------- 备注小字 ---------------- */
.remark { color: var(--text-secondary); font-size: 12px; }

/* ---------------- 变化率配色（中国习惯：涨红跌绿） ---------------- */
.up { color: #dc2626; }
.down { color: #16a34a; }

/* ---------------- 登录页 Tab（云端版邮箱登录） ---------------- */
.login-tabs { display: flex; gap: 4px; margin: 18px 0 14px; border-bottom: 1px solid #E5E9EF; }
.login-tab {
  flex: 1; padding: 8px 4px; border: none; background: none; cursor: pointer;
  font-size: 13px; color: #7A8698; font-family: inherit;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.login-tab:hover { color: #1F4E79; }
.login-tab.active { color: #1F4E79; font-weight: 600; border-bottom-color: #1F4E79; }

/* ---------------- 打印 ---------------- */
@media print {
  .sidebar, .toolbar, .no-print { display: none !important; }
  .main { padding: 0; }
  .card { box-shadow: none; border: none; }
  table.data td.net { background: none; }
  body { background: #fff; }
}