:root {
  color-scheme: light;
  --color-black: #111111;
  --color-text: #1a1a1a;
  --color-muted: #8a8a8a;
  --color-bg: #ffffff;
  --color-search-bg: #f2f2f2;
  --color-surface: #ffffff;
  --color-footer-bg: #fafafa;
  --color-badge: #3b7bff;
  --color-price: #e31c79;
  --color-stock: #1fa855;
  --color-border: #eeeeee;
  --color-btn-primary-bg: #111111;
  --color-btn-primary-text: #ffffff;
  --color-btn-primary-hover: #1a1a1a;
  --color-hover: #ebebeb;
  --color-card-shadow: rgba(17, 17, 17, 0.12);
  --color-overlay: rgba(255, 255, 255, 0.96);
  --color-table-border: rgba(0, 0, 0, 0.06);
  --color-badge-soft-bg: #edf3ff;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --color-black: #f5f5f5;
  --color-text: #e8e8e8;
  --color-muted: #9a9a9a;
  --color-bg: #121212;
  --color-search-bg: #1e1e1e;
  --color-surface: #2a2a2a;
  --color-footer-bg: #1a1a1a;
  --color-border: #2e2e2e;
  --color-btn-primary-bg: #f0f0f0;
  --color-btn-primary-text: #111111;
  --color-btn-primary-hover: #d8d8d8;
  --color-hover: #333333;
  --color-card-shadow: rgba(0, 0, 0, 0.45);
  --color-overlay: rgba(18, 18, 18, 0.96);
  --color-table-border: rgba(255, 255, 255, 0.08);
  --color-badge-soft-bg: #1a2a4a;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

main {
  flex: 1 0 auto;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-badge);
  outline-offset: 2px;
}