:root {
  --bg: #f4f7fb;
  --panel: #ffffff;
  --ink: #0f172a;
  --muted: #526075;
  --line: #d7dee9;
  --brand: #0f4c81;
  --brand-strong: #092e52;
  --success: #e8f7ed;
}

html {
  font-size: 15px;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(214, 236, 255, 0.9), transparent 28%),
    linear-gradient(180deg, #eef4fb 0%, #f9fbfd 42%, #f4f7fb 100%);
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  color: var(--brand-strong);
}

.topbar {
  background: linear-gradient(135deg, #0a2742 0%, #153d61 100%);
  color: #fff;
  box-shadow: 0 12px 30px rgba(10, 39, 66, 0.18);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  flex-direction: column;
  color: #fff;
}

.brand-kicker {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.72;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.main-nav {
  display: flex;
  gap: 1rem;
}

.main-nav a {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
}

.account-box {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: rgba(255, 255, 255, 0.92);
}

.content-shell {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.footer {
  padding: 1rem 0 2rem;
  color: var(--muted);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-header.compact {
  align-items: center;
}

.page-header h1 {
  margin: 0.2rem 0 0.4rem;
  font-size: 2rem;
  font-weight: 700;
}

.page-header p {
  margin: 0;
  color: var(--muted);
  max-width: 52rem;
}

.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 700;
}

.metrics-grid,
.panel-grid {
  display: grid;
  gap: 1rem;
}

.metrics-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 1rem;
}

.panel-grid {
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}

.metric-card,
.panel-card,
.auth-card {
  background: var(--panel);
  border: 1px solid rgba(215, 222, 233, 0.9);
  border-radius: 18px;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.06);
}

.metric-card {
  padding: 1.2rem 1.25rem;
}

.metric-card strong {
  display: block;
  font-size: 2rem;
  line-height: 1;
  margin: 0.5rem 0;
}

.metric-label {
  color: var(--muted);
  font-weight: 600;
}

.metric-meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.panel-card {
  padding: 1.25rem;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel-head h2,
.section-subtitle {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
}

.auth-shell {
  min-height: calc(100vh - 12rem);
  display: grid;
  place-items: center;
}

.auth-card {
  width: min(460px, 100%);
  padding: 2rem;
}

.auth-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 700;
}

.auth-card h1 {
  margin: 0.4rem 0 0.75rem;
  font-size: 2rem;
}

.auth-copy {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.form-card {
  padding: 1.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.full-span {
  grid-column: 1 / -1;
}

.switch-grid,
.checkbox-grid {
  display: grid;
  gap: 0.75rem;
}

.switch-grid {
  margin-top: 1.25rem;
}

.switch-row,
.profile-option {
  display: flex;
  gap: 0.75rem;
  align-items: start;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fbfdff;
}

.profile-option span {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.profile-option small {
  color: var(--muted);
}

.empty-state {
  padding: 2rem;
  text-align: center;
  color: var(--muted);
}

.empty-state h2 {
  color: var(--ink);
  font-size: 1.2rem;
}

.error-table {
  min-width: 1100px;
}

.error-message-cell {
  max-width: 380px;
}

.error-fingerprint {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.error-details {
  margin-top: 0.55rem;
}

.error-details summary {
  color: var(--brand);
  cursor: pointer;
  font-weight: 700;
}

.error-details pre {
  max-height: 240px;
  overflow: auto;
  margin: 0.65rem 0 0;
  padding: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #111827;
  background: #f8fafc;
  white-space: pre-wrap;
  word-break: break-word;
}

.table {
  margin-bottom: 0;
}

.table th {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.btn-primary {
  background: var(--brand);
  border-color: var(--brand);
}

.btn-primary:hover {
  background: var(--brand-strong);
  border-color: var(--brand-strong);
}

.alert-success {
  background: var(--success);
  border-color: #b6e0c2;
  color: #185c2c;
}

@media (max-width: 768px) {
  .topbar-inner,
  .page-header {
    flex-direction: column;
    align-items: start;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .account-box {
    width: 100%;
    justify-content: space-between;
  }
}