:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #17202a;
  --muted: #637083;
  --line: #dfe4ea;
  --accent: #0f766e;
  --accent-strong: #0b5f59;
  --warn: #b45309;
  --danger: #b42318;
  --shadow: 0 12px 30px rgba(20, 31, 44, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  cursor: pointer;
  min-height: 38px;
  padding: 0 14px;
}

button:hover {
  background: var(--accent-strong);
}

button.secondary {
  background: #e8eef3;
  color: var(--text);
}

button.danger {
  background: var(--danger);
}

input,
select {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  color: var(--text);
  padding: 0 11px;
}

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 42px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.topbar h1 {
  margin: 0;
  font-size: 30px;
  letter-spacing: 0;
}

.topbar p {
  margin: 6px 0 0;
  color: var(--muted);
}

.auth {
  display: grid;
  grid-template-columns: minmax(220px, 320px) auto;
  gap: 10px;
}

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

.metrics div,
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.metrics div {
  padding: 16px;
}

.metrics span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}

.metrics strong {
  font-size: 24px;
}

.grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 14px;
  margin-bottom: 14px;
}

.panel {
  padding: 16px;
}

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

.panel h2 {
  margin: 0;
  font-size: 18px;
}

.inline-form {
  display: grid;
  grid-template-columns: 1fr 150px auto;
  gap: 10px;
  margin-bottom: 14px;
}

.model-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.model-form button {
  grid-column: span 2;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  min-height: 38px;
}

.toggle input {
  width: 16px;
  min-height: 16px;
}

.list {
  display: grid;
  gap: 10px;
}

.item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcfd;
}

.item-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.item strong {
  display: block;
  margin-bottom: 4px;
}

.muted {
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.credit {
  display: grid;
  grid-template-columns: 110px auto;
  gap: 8px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
  text-align: left;
  font-size: 14px;
}

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

.empty {
  color: var(--muted);
  padding: 18px 8px;
}

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

  .auth,
  .inline-form,
  .model-form,
  .metrics {
    grid-template-columns: 1fr;
  }

  .model-form button {
    grid-column: auto;
  }
}