:root {
  --bg: #0b0d12;
  --card: #141a24;
  --border: #2c3648;
  --text: #e8eef7;
  --muted: #8b9bb4;
  --accent: #5d9fff;
  --ok: #3ddc97;
  --bad: #f07178;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Microsoft YaHei UI", Segoe UI, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #12182a, var(--bg));
  color: var(--text);
  padding: 20px;
}
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.muted { color: var(--muted); font-size: 13px; margin-left: 10px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 14px;
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
}
.stat .k { color: var(--muted); font-size: 12px; }
.stat .v { font-size: 26px; font-weight: 700; color: var(--accent); margin-top: 4px; }
.grid2 {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 12px;
}
h1, h2 { margin: 0 0 12px; font-size: 18px; }
label { display: block; color: var(--muted); font-size: 12px; margin: 8px 0 4px; }
input, select {
  width: 100%;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #1a2230;
  color: var(--text);
  padding: 0 10px;
}
button {
  margin-top: 12px;
  height: 38px;
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #061018;
  font-weight: 700;
  cursor: pointer;
  padding: 0 14px;
}
button.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
}
button.mini { height: 28px; margin: 0; font-size: 12px; }
button.danger { color: var(--bad); border-color: #5a3038; }
.table-wrap { overflow: auto; max-height: 360px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid #243044; vertical-align: top; }
code { color: #7dd3fc; }
.tag { background: #1a2a44; color: var(--accent); border-radius: 6px; padding: 1px 6px; font-size: 11px; }
.flash {
  background: #123024;
  border: 1px solid #2a5a40;
  color: var(--ok);
  padding: 10px 12px;
  border-radius: 10px;
  margin-bottom: 12px;
  word-break: break-all;
}
.flash-codes .flash-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.code-list { display: flex; flex-direction: column; gap: 6px; }
.code-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: #0e1620;
  border: 1px solid #2a5a40;
  border-radius: 8px;
  padding: 6px 8px;
}
.code-cell code { user-select: all; }
.ops { white-space: nowrap; display: flex; gap: 6px; align-items: center; }
.copy-btn.copied {
  border-color: var(--ok) !important;
  color: var(--ok) !important;
}
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 13px;
  z-index: 99;
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
}
.toast.ok { background: #123024; border: 1px solid #2a5a40; color: var(--ok); }
.toast.bad { background: #2a1518; border: 1px solid #5a3038; color: var(--bad); }
.login-body { min-height: 100vh; display: grid; place-items: center; }
.login-card { width: min(400px, 92vw); }
.err { color: var(--bad); }
@media (max-width: 960px) {
  .stats, .grid2 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .stats, .grid2 { grid-template-columns: 1fr; }
}