:root {
  --bg-primary: #070d21;
  --bg-secondary: #0e112b;
  --bg-tertiary: #1c224f;
  --text-primary: #d1d9e8;
  --text-secondary: #a8b2d1;
  --text-link: #99b2f4;
  --accent-primary: #a5dcfa;
  --accent-secondary: #5d80c0;
  --border-primary: #637eb4;
  --card-bg: rgba(12, 17, 43, 0.6);
  --font-main:
    system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-code: monospace;
}

html,
body {
  width: 100vw;
  height: 100vh;
  overflow-x: hidden;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
}

a {
  color: var(--text-link);
  transition: color 0.1s ease;
  &:hover {
    color: var(--accent-primary);
  }
}

input[type="checkbox"] {
  appearance: none;
  height: 20px;
  width: 20px;
  margin: 4px;
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  vertical-align: middle;
  transition: border 0.2s ease;

  &:checked {
    background-color: var(--accent-secondary);
  }

  &:checked::before {
    display: grid;
    place-content: center;
    color: var(--text-primary);
    height: 100%;
    font-family: "Material Symbols Outlined";
    font-size: 18px;
    content: "check"; /* material symbols icon */
  }

  &:focus-visible {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 8px var(--accent-primary);
  }
}

select,
input[type="text"] {
  width: 224px;
  text-overflow: ellipsis;
  white-space: nowrap;
  border: 1px solid var(--border-primary);
  padding: 4px;
  font-size: 16px;
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
  border-radius: 4px;
  transition-duration: 200ms;

  &:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 8px var(--accent-primary);
  }
}

button {
  padding: 8px;
  box-sizing: border-box;
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;

  &:hover {
    filter: brightness(85%);
  }
  &:active {
    filter: brightness(65%);
  }
}

textarea {
  padding: 8px;
  box-sizing: border-box;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  resize: none;
  transition-duration: 200ms;
  font-size: 16px;

  &:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 8px var(--accent-primary);
  }
}