:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --danger: #dc2626;
  --ok: #16a34a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "Microsoft YaHei", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ---------- 登录页 ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(2, 6, 23, 0.12);
  padding: 32px 28px;
}
.login-card h1 {
  font-size: 20px;
  margin: 0 0 4px;
}
.login-card .sub {
  color: var(--muted);
  margin: 0 0 24px;
  font-size: 13px;
}

/* ---------- 表单 ---------- */
.field { margin-bottom: 16px; }
.field label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 13px;
}
.field input[type="text"],
.field input[type="password"],
.field input[type="email"],
.field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  background: #fff;
  transition: border-color .15s;
}
.field input:focus, .field select:focus { border-color: var(--primary); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
}
.btn:hover { background: var(--primary-dark); }
.btn:disabled { opacity: .6; cursor: not-allowed; }
.btn-block { width: 100%; }
.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: #f8fafc; color: var(--text); }

/* ---------- 提示 ---------- */
.msg { padding: 9px 12px; border-radius: 8px; font-size: 13px; margin-bottom: 14px; }
.msg-error { background: #fef2f2; color: var(--danger); border: 1px solid #fecaca; }
.msg-ok { background: #f0fdf4; color: var(--ok); border: 1px solid #bbf7d0; }

/* ---------- 主框架 ---------- */
.topbar {
  height: 56px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 16px;
}
.topbar .brand { font-weight: 700; font-size: 15px; }
.topbar .spacer { flex: 1; }
.topbar .who { color: var(--muted); font-size: 13px; }
.badge {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 11px;
  background: #eef2ff;
  color: var(--primary);
  margin-left: 6px;
}

.layout { display: flex; max-width: 980px; margin: 24px auto; padding: 0 16px; gap: 24px; }
.tabs { width: 160px; flex-shrink: 0; display: flex; flex-direction: column; gap: 4px; }
.tab {
  text-align: left;
  padding: 10px 12px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
}
.tab:hover { background: #e2e8f0; }
.tab.active { background: var(--primary); color: #fff; }
.content { flex: 1; min-width: 0; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  margin-bottom: 20px;
}
.card h2 { margin: 0 0 4px; font-size: 16px; }
.card .desc { color: var(--muted); font-size: 13px; margin: 0 0 18px; }
.form-narrow { max-width: 360px; }

/* ---------- 表格 ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }
.row-flag { color: var(--ok); font-weight: 700; }

.inline { display: flex; gap: 16px; flex-wrap: wrap; }
.inline .field { flex: 1; min-width: 150px; }
.check { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.kv { display: flex; gap: 8px; padding: 6px 0; }
.kv .k { width: 90px; color: var(--muted); }

/* 行内小按钮 */
.btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 6px; }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #b91c1c; }
.actions { display: flex; gap: 6px; }
.status-pill { padding: 1px 8px; border-radius: 999px; font-size: 12px; }
.status-active { background: #f0fdf4; color: var(--ok); }
.status-disabled { background: #fef2f2; color: var(--danger); }

/* 弹窗 */
.modal {
  position: fixed; inset: 0;
  background: rgba(2, 6, 23, 0.45);
  display: flex; align-items: center; justify-content: center;
  padding: 16px; z-index: 50;
}
.modal-card {
  background: #fff; border-radius: 12px; padding: 24px;
  width: 100%; max-width: 420px;
  box-shadow: 0 20px 50px rgba(2, 6, 23, 0.3);
}
.modal-card h2 { margin: 0 0 18px; font-size: 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }

@media (max-width: 640px) {
  .layout { flex-direction: column; }
  .tabs { width: 100%; flex-direction: row; }
}