.aip-overlay {
  position: fixed;
  inset: 0;
  z-index: 9998;
  overflow-y: auto;
  background: #f5f6fa;
  color: #252525;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif;
}

.aip-page {
  min-height: 100%;
}

.aip-header {
  position: sticky;
  top: 0;
  z-index: 2;
  height: 50px;
  display: grid;
  grid-template-columns: 80px 1fr 80px;
  align-items: center;
  background: #fff;
  border-bottom: 1px solid #eee;
  text-align: center;
}

.aip-header button {
  border: 0;
  background: transparent;
  color: #333;
  font-size: 14px;
}

.aip-header strong {
  font-size: 17px;
}

.aip-body {
  max-width: 520px;
  margin: 0 auto;
  padding: 14px 14px 40px;
}

.aip-balance-card {
  padding: 20px;
  border-radius: 18px;
  background: linear-gradient(135deg, #252943, #49528d);
  color: #fff;
  box-shadow: 0 10px 24px rgba(37, 41, 67, 0.18);
}

.aip-balance-head {
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.aip-runtime-badge {
  padding: 2px 7px;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.14);
  font-size: 10px;
}

.aip-balance {
  display: block;
  margin: 14px 0 5px;
  font-size: 31px;
}

.aip-balance-note {
  min-height: 18px;
  margin: 0 0 16px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 11px;
}

.aip-balance-sub { display: flex; gap: 18px; margin-bottom: 10px; color: rgba(255,255,255,.76); font-size: 12px; }
.aip-account-tabs { display: flex; gap: 8px; margin-top: 14px; padding-bottom: 4px; overflow-x: auto; }
.aip-account-tabs button { flex: 0 0 auto; padding: 8px 12px; border: 1px solid #e1e3ed; border-radius: 999px; background: #fff; color: #676b78; }
.aip-account-tabs button.active { border-color: #5b61dd; background: #5b61dd; color: #fff; }
.aip-tab-content { min-height: 180px; }
.aip-account-explain { margin: 0; color: #676b78; font-size: 12px; line-height: 1.75; }
.aip-ledger-list { display: grid; gap: 1px; }
.aip-ledger-list article { display: flex; justify-content: space-between; gap: 12px; padding: 11px 0; border-bottom: 1px solid #f0f1f5; }
.aip-ledger-list article > div { display: grid; gap: 4px; }
.aip-ledger-list small { color: #999da8; font-size: 10px; }
.aip-entry-amount { text-align: right; white-space: nowrap; }
.aip-entry-amount.credit { color: #11875d; }
.aip-entry-amount.debit { color: #c34a42; }

.aip-recharge {
  width: 100%;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 14px;
}

.aip-section {
  margin-top: 14px;
  padding: 15px;
  border-radius: 14px;
  background: #fff;
}

.aip-section h2 {
  margin: 0 0 13px;
  font-size: 15px;
}

.aip-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.aip-grid > div {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 12px;
  border-radius: 10px;
  background: #f7f8fb;
}

.aip-grid span {
  color: #888;
  font-size: 11px;
}

.aip-grid b {
  font-size: 14px;
}

.aip-model-row {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  align-items: center;
  gap: 10px;
}

.aip-model-logo {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  font-weight: 700;
}

.aip-model-row > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.aip-model-row small,
.aip-model-row em {
  color: #888;
  font-size: 11px;
  font-style: normal;
}

.aip-reserve {
  margin: 11px 0 0;
  padding-top: 10px;
  border-top: 1px solid #eee;
  color: #888;
  font-size: 11px;
}

.aip-empty {
  padding: 12px 0;
  color: #777;
  text-align: center;
}

.aip-empty > span {
  font-size: 28px;
}

.aip-empty p {
  margin: 8px 0 3px;
  font-size: 13px;
}

.aip-empty small {
  color: #aaa;
  font-size: 11px;
}

.aip-warning {
  margin-top: 14px;
  padding: 13px 15px;
  border: 1px solid #ffe0a3;
  border-radius: 12px;
  background: #fff9e9;
  color: #805b16;
}

.aip-warning b {
  font-size: 13px;
}

.aip-warning p {
  margin: 5px 0 0;
  font-size: 11px;
  line-height: 1.65;
}

.ai-points-menu-balance {
  margin-right: 8px;
  color: #999;
  font-size: 11px;
}

@media (min-width: 768px) {
  .aip-body {
    padding-top: 24px;
  }
}