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

:root {
  --bg: #0b1020;
  --bg-card: #141a35;
  --bg-card-2: #1a2146;
  --border: #243066;
  --text: #e6eaff;
  --text-dim: #8892c7;
  --accent: #4b7bff;
  --accent-2: #7b5bff;
  --success: #2dd4bf;
  --warn: #fbbf24;
  --danger: #f87171;
  --danger-bg: #3b1520;
}

html, body {
  background: radial-gradient(ellipse at top, #12183a 0%, #0b1020 60%, #060814 100%);
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  padding: 24px 32px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.brand { display: flex; align-items: center; gap: 16px; }

.logo-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 20px var(--accent);
}

.title h1 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 1px;
}

.title .sub {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 4px;
}

.refresh {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
}

.refresh .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 10px var(--success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.kpi {
  background: linear-gradient(135deg, var(--bg-card), var(--bg-card-2));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 24px;
  position: relative;
  overflow: hidden;
}

.kpi::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.kpi-label {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

.kpi-value {
  font-size: 38px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  line-height: 1.05;
  white-space: nowrap;
}

.kpi-value .slash {
  color: var(--text-dim);
  font-weight: 300;
  margin: 0 4px;
}

.kpi-value .unit {
  font-size: 18px;
  color: var(--text-dim);
  margin-left: 6px;
  font-weight: 400;
}

.kpi-sub {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 10px;
}

.row { margin-bottom: 24px; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
}

.card h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.card-hint {
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.chart {
  width: 100%;
  height: 320px;
}

.footer {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-dim);
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}

/* 高亮：模块月新增 ≥ 3 */
.module-recurring { color: var(--danger) !important; }