body {
  margin: 0;
  background: #f4f6f8;
  color: #172033;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#root {
  min-height: 100vh;
}

.app-shell {
  min-height: 100vh;
}

.app-sider {
  background: #152033;
  color: #fff;
}

.brand-block {
  height: 64px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand-name {
  margin: 0;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  line-height: 22px;
}

.brand-subtitle {
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
}

.app-header {
  height: 64px;
  padding: 0 24px;
  background: #fff;
  border-bottom: 1px solid #e8edf3;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-content {
  padding: 20px;
}

.page-title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

.page-subtitle {
  margin-top: 4px;
  color: #667085;
  font-size: 13px;
}

.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.metric-card .ant-statistic-title {
  color: #667085;
}

.table-card,
.form-card {
  margin-top: 16px;
}

.json-view {
  max-height: 420px;
  overflow: auto;
  padding: 12px;
  margin: 0;
  background: #101828;
  color: #e5e7eb;
  border-radius: 6px;
  font-size: 12px;
}

.url-text {
  word-break: break-all;
}

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 18% 20%, rgba(22, 119, 255, 0.14), transparent 30%),
    linear-gradient(135deg, #f4f7fb 0%, #e8eef6 100%);
}

.login-card {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(360px, 1fr);
  width: min(900px, calc(100vw - 48px));
  min-height: 520px;
  padding: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid #d7e0ec;
  border-radius: 10px;
  box-shadow: 0 28px 80px rgba(23, 32, 51, 0.16);
}

.login-brand-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 42px;
  background: linear-gradient(160deg, #132033 0%, #071827 100%);
  color: #fff;
}

.login-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 8px;
  background: #1677ff;
  color: #fff;
  font-size: 22px;
  font-weight: 800;
}

.login-brand-panel .brand-name {
  color: #fff;
  font-size: 28px;
  font-weight: 800;
  line-height: 1.1;
}

.login-card .login-brand-panel p,
.login-card .login-brand-panel span {
  margin: 8px 0 0;
  color: #aebacc;
  font-size: 14px;
}

.login-brand-panel strong {
  max-width: 260px;
  color: #f8fafc;
  font-size: 26px;
  line-height: 1.35;
}

.login-form-panel {
  padding: 56px 64px;
}

.login-card h1 {
  margin: 0;
  color: #172033;
  font-size: 30px;
  line-height: 1.25;
}

.login-card .login-subtitle {
  margin: 10px 0 26px;
  color: #667085;
  font-size: 14px;
}

.login-card label {
  display: block;
  margin: 16px 0 8px;
  color: #475467;
  font-size: 13px;
  font-weight: 600;
}

.login-card input {
  box-sizing: border-box;
  width: 100%;
  height: 44px;
  padding: 10px 12px;
  border: 1px solid #cfd6e2;
  border-radius: 6px;
  font-size: 14px;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.login-card input:focus {
  border-color: #1677ff;
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.12);
  outline: none;
}

.login-card .login-remember {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 16px 0 0;
  color: #344054;
  font-weight: 500;
  cursor: pointer;
}

.login-card .login-remember input {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  min-width: 16px;
  margin: 0;
  padding: 0;
  accent-color: #1677ff;
  cursor: pointer;
}

.login-card button {
  width: 100%;
  height: 44px;
  margin-top: 24px;
  border: 0;
  border-radius: 6px;
  background: #1677ff;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.16s ease, transform 0.16s ease;
}

.login-card button:hover {
  background: #0958d9;
}

.login-card button:active {
  transform: translateY(1px);
}

.login-card #errorText {
  min-height: 20px;
  margin: 12px 0 0;
  color: #d92d20;
  font-size: 13px;
}

@media (max-width: 860px) {
  .login-page {
    padding: 16px;
  }

  .login-card {
    grid-template-columns: 1fr;
    width: min(440px, calc(100vw - 32px));
    min-height: 0;
  }

  .login-brand-panel {
    padding: 28px;
    gap: 24px;
  }

  .login-brand-panel strong {
    font-size: 22px;
  }

  .login-form-panel {
    padding: 32px 28px;
  }

  .app-content {
    padding: 12px;
  }

  .app-header {
    padding: 0 14px;
  }

  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

}