:root {
  color-scheme: light;
  --surface-page: #f2f1ec;
  --surface-card: #fdfdfc;
  --surface-sunken: #eceae4;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --border-hairline: rgba(11, 11, 11, 0.14);
  --gridline: #e1e0d9;

  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --series-5: #e87ba4;
  --series-6: #008300;
  --series-7: #4a3aa7;
  --series-8: #e34948;

  --status-good: #0ca30c;
  --status-warning: #e6a100;
  --status-serious: #ec835a;
  --status-critical: #d03b3b;
  --success-text: #006300;
  --warning-text: #7a5200;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 1px 2px rgba(11, 11, 11, 0.06), 0 1px 6px rgba(11, 11, 11, 0.05);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --surface-page: #0a0a0a;
    --surface-card: #1c1c1a;
    --surface-sunken: #262625;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --border-hairline: rgba(255, 255, 255, 0.14);
    --gridline: #2c2c2a;

    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;
    --series-5: #d55181;
    --series-6: #008300;
    --series-7: #9085e9;
    --series-8: #e66767;

    --status-good: #26c94f;
    --status-warning: #e6a100;
    --status-serious: #ec835a;
    --status-critical: #ef5350;
    --success-text: #3ddb62;
    --warning-text: #ffcc66;

    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.3), 0 1px 6px rgba(0, 0, 0, 0.25);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-page: #0a0a0a;
  --surface-card: #1c1c1a;
  --surface-sunken: #262625;
  --text-primary: #ffffff;
  --text-secondary: #c3c2b7;
  --text-muted: #898781;
  --border-hairline: rgba(255, 255, 255, 0.14);
  --gridline: #2c2c2a;

  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --series-4: #c98500;
  --series-5: #d55181;
  --series-6: #008300;
  --series-7: #9085e9;
  --series-8: #e66767;

  --status-good: #26c94f;
  --status-warning: #e6a100;
  --status-serious: #ec835a;
  --status-critical: #ef5350;
  --success-text: #3ddb62;
  --warning-text: #ffcc66;

  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.3), 0 1px 6px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--surface-page);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p {
  margin: 0 0 0.5em;
}

a {
  color: var(--series-1);
  text-decoration: none;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

[hidden] {
  display: none !important;
}

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

.text-secondary {
  color: var(--text-secondary);
}

.grid {
  display: grid;
  gap: 20px;
}

@media (min-width: 720px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }

  .grid-3 {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

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

.row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}