:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --panel: #ffffff;
  --panel-soft: #f2f5f7;
  --text: #172026;
  --muted: #66717c;
  --line: #d9e0e7;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --amber: #b7791f;
  --danger: #b42318;
  --blue: #2563eb;
  --shadow: 0 12px 32px rgba(23, 32, 38, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

button {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  padding: 0 12px;
}

button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

button.danger {
  border-color: #fecdca;
  color: var(--danger);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

input,
select {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text);
  padding: 8px 10px;
}

.portal {
  display: grid;
  grid-template-columns: 256px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 1px solid var(--line);
  background: #101820;
  color: #edf5f4;
  padding: 20px 14px;
}

.brand {
  padding: 4px 10px 20px;
}

.brand-title {
  font-size: 16px;
  font-weight: 700;
}

.brand-subtitle {
  margin-top: 4px;
  color: #9db5b2;
  font-size: 12px;
}

.nav {
  display: grid;
  gap: 4px;
}

.nav a {
  display: flex;
  align-items: center;
  min-height: 38px;
  border-radius: 6px;
  color: #d7e5e3;
  padding: 0 10px;
  text-decoration: none;
}

.nav a[aria-current="page"] {
  background: #20313b;
  color: #ffffff;
}

.main {
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  padding: 0 24px;
}

.topbar h1 {
  margin: 0;
  font-size: 20px;
}

.topbar-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.content {
  padding: 24px;
}

.section {
  margin-bottom: 24px;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 16px;
}

.card h2,
.card h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.metric {
  color: var(--muted);
  font-size: 12px;
}

.metric strong {
  display: block;
  margin-top: 6px;
  color: var(--text);
  font-size: 26px;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 10px;
  margin-bottom: 14px;
}

.field {
  min-width: 180px;
  flex: 1;
}

.field label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 12px;
}

.inline-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
  gap: 8px;
  margin-bottom: 14px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 11px 12px;
  text-align: left;
  vertical-align: top;
  font-size: 13px;
}

th {
  color: var(--muted);
  font-weight: 600;
}

tr:last-child td {
  border-bottom: 0;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--muted);
  padding: 0 8px;
  font-size: 12px;
}

.pill.ok {
  background: #e7f7ef;
  color: #167647;
}

.pill.warn {
  background: #fff4df;
  color: var(--amber);
}

.pill.danger {
  background: #fef3f2;
  color: var(--danger);
}

.notice {
  border-left: 3px solid var(--amber);
  background: #fff8eb;
  color: #6f4b12;
  padding: 12px 14px;
}

.error {
  border-left-color: var(--danger);
  background: #fff5f5;
  color: var(--danger);
}

.key-once {
  word-break: break-all;
  border: 1px dashed var(--accent);
  border-radius: 6px;
  background: #eefaf8;
  padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.login {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.login-panel {
  width: min(520px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 24px;
}

.login-panel h1 {
  margin: 0 0 8px;
  font-size: 24px;
}

.login-panel p {
  margin: 0 0 18px;
  color: var(--muted);
}

pre {
  overflow-x: auto;
  border-radius: 8px;
  background: #111827;
  color: #e5e7eb;
  padding: 14px;
  font-size: 12px;
}

@media (max-width: 860px) {
  .portal {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

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

  .grid.stats,
  .grid.two,
  .inline-form {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 16px;
  }

  .content {
    padding: 16px;
  }
}