.admin-body {
  background: #eef4f8;
}

.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 238px minmax(0, 1fr);
}

.admin-sidebar {
  background: #0f172a;
  color: #dbeafe;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: sticky;
  top: 0;
}

.admin-brand {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.admin-sidebar .brand-name {
  color: #fff;
}

.admin-nav {
  padding: 16px 12px;
  display: grid;
  gap: 6px;
}

.admin-sidebar .nav-link,
.admin-sidebar .nav-action {
  color: #cbd5e1;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-action:hover {
  background: rgba(255, 255, 255, 0.08);
}

.admin-sidebar .nav-link.active {
  background: #123f66;
  color: #fff;
}

.admin-sidebar .nav-action {
  margin: auto 12px 16px;
}

.admin-main-shell {
  min-width: 0;
}

.admin-topbar {
  min-height: 82px;
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
  padding: 18px 28px;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
}

.admin-topbar h1 {
  margin: 0;
  font-size: 22px;
}

.admin-topbar p {
  margin: 4px 0 0;
  color: var(--muted);
}

.admin-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 14px;
}

.admin-login-panel {
  max-width: 420px;
  margin: 64px auto;
}

.admin-login-form {
  display: grid;
  gap: 14px;
}

.admin-login-form strong {
  display: block;
  font-size: 18px;
  margin-bottom: 4px;
}

.admin-login-form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--text);
}

.login-error {
  padding: 10px 12px;
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: #b91c1c;
  background: #fef2f2;
}

.admin-two {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
  gap: 20px;
}

.provider-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(260px, 1fr));
  gap: 16px;
}

.payment-provider-grid {
  grid-template-columns: 1fr;
}

.upstream-grid {
  grid-template-columns: repeat(2, minmax(320px, 1fr));
}

.provider-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}

.provider-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.provider-card h3 {
  margin: 0;
  font-size: 16px;
}

.provider-card form {
  display: grid;
  gap: 10px;
}

.upstream-card .textarea {
  min-height: 108px;
}

.compact-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.provider-card .field {
  gap: 5px;
}

.provider-card .input {
  min-height: 36px;
}

.admin-note {
  border-left: 3px solid var(--brand);
  background: #eff8ff;
  color: #31536c;
  padding: 12px 14px;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.admin-filter-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto auto auto;
  align-items: center;
  margin: 14px 0 0;
}

.compact-kv {
  min-width: 220px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fafc;
}

.compact-kv div {
  padding-bottom: 0;
}

.stacked-actions {
  flex-wrap: wrap;
  min-width: 220px;
}

.admin-modal {
  width: min(520px, 100%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.22);
  overflow: hidden;
}

.admin-modal header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.admin-modal-form {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.route-editor {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

.route-editor > p {
  margin: -4px 0 0;
}

.route-row {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fafc;
  display: grid;
  grid-template-columns: 92px repeat(3, minmax(150px, 1fr));
  gap: 10px;
  padding: 12px;
}

.route-enabled {
  align-content: center;
  grid-template-columns: auto 1fr;
}

.bill-amount.in {
  color: #059669;
  font-weight: 800;
}

.bill-amount.out {
  color: #e11d48;
  font-weight: 800;
}

.admin-kv {
  display: grid;
  gap: 10px;
}

.admin-kv div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  border-bottom: 1px solid #edf2f7;
  padding-bottom: 9px;
}

.admin-kv div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

@media (max-width: 1180px) {
  .admin-grid-5,
  .provider-grid,
  .upstream-grid {
    grid-template-columns: repeat(2, minmax(180px, 1fr));
  }

  .admin-two {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .admin-shell {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: static;
    min-height: auto;
  }

  .admin-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-sidebar .nav-action {
    margin: 0 12px 16px;
  }

  .admin-topbar {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px;
  }

  .admin-grid-5,
  .provider-grid,
  .upstream-grid,
  .compact-grid,
  .route-row {
    grid-template-columns: 1fr;
  }

  .admin-filter-grid {
    grid-template-columns: 1fr;
  }
}