:root {
  color-scheme: dark;
  --bg: #0d1117;
  --panel: #151b23;
  --panel-2: #10161d;
  --line: #273142;
  --text: #edf2f7;
  --muted: #9fb0c3;
  --accent: #78e6c0;
  --accent-2: #4cbf9f;
  --danger: #ff7b72;
  --warning: #f6c177;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(120, 230, 192, 0.12), transparent 24rem),
    radial-gradient(circle at top right, rgba(76, 191, 159, 0.12), transparent 20rem),
    var(--bg);
  color: var(--text);
}

a {
  color: inherit;
}

.shell {
  min-height: 100vh;
  padding: 40px 20px;
}

.container {
  width: min(1080px, 100%);
  margin: 0 auto;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 28px;
}

.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.hero p {
  margin: 0;
  max-width: 56rem;
  color: var(--muted);
  line-height: 1.6;
}

.panel,
.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.25);
}

.panel {
  padding: 24px;
}

.auth-grid,
.account-grid {
  display: grid;
  gap: 20px;
}

.auth-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.account-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.label {
  font-size: 0.86rem;
  color: var(--muted);
}

.input,
.button,
.link-button {
  border-radius: 12px;
  border: 1px solid var(--line);
  font: inherit;
}

.input {
  width: 100%;
  padding: 12px 14px;
  background: var(--panel-2);
  color: var(--text);
}

.button,
.link-button {
  cursor: pointer;
  padding: 12px 16px;
  background: var(--panel-2);
  color: var(--text);
  text-decoration: none;
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #07120e;
  border-color: transparent;
  font-weight: 700;
}

.button.ghost {
  background: transparent;
}

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

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.9rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.status-ok {
  color: var(--accent);
}

.status-warn {
  color: var(--warning);
}

.status-danger {
  color: var(--danger);
}

.list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.list-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
}

.list-item code,
.mono {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.88rem;
}

.message {
  min-height: 1.4rem;
  color: var(--muted);
}

.message.error {
  color: var(--danger);
}

.message.success {
  color: var(--accent);
}

.divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 4px 0;
}

.section-title {
  margin: 0 0 8px;
  font-size: 1.15rem;
}

.usage-table {
  width: 100%;
  border-collapse: collapse;
}

.usage-table th,
.usage-table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.92rem;
}

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

@media (max-width: 900px) {
  .account-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    flex-direction: column;
  }
}