html {
  overflow-anchor: none;
}

:root {
  --black-color: #323330;
  --black-second-color: #20201f;
  --yellow-color: #FFDD00;
  --yellow-second-color: #E5C600;
  --white-color: #eee;
  --white-second-color: #888;
  --bg-color: #eee;
  --text-color: #323330;
  --card-bg: #eee;
  --card-border: #bbb;
  --max-width: 800px;
}

[data-theme="dark"] {
  --bg-color: #1a1a1a;
  --text-color: #ddd;
  --card-bg: #2a2a2a;
  --card-border: #444;
  --white-color: #2a2a2a;
  --white-second-color: #666;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  margin: 0;
  transition: background-color 0.3s ease, color 0.3s ease;
}

body > * > * {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
}

a {
  text-decoration: none;
}

/* Skip to content — only visible on focus for keyboard users */
.skip-to-content {
  position: absolute;
  top: -50px;
  left: 0;
  background: var(--yellow-color);
  color: var(--black-color);
  padding: 0.5em 1em;
  font-weight: bold;
  z-index: 1000;
  transition: top 0.15s ease;
}

.skip-to-content:focus {
  top: 0;
}

/* Global focus indicator for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--yellow-color);
  outline-offset: 2px;
}

.active {
  background-color: var(--yellow-color) !important;
  color: var(--black-second-color) !important;
}

/* Offline indicator */
.offline-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: #e53935;
  color: white;
  text-align: center;
  font-size: 0.8em;
  font-family: monospace;
  padding: 0.3em;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.offline-banner.visible {
  transform: translateY(0);
}

/* PWA install button */
.pwa-install-btn {
  display: none;
  position: fixed;
  bottom: 5em;
  right: 1em;
  z-index: 200;
  background: var(--yellow-color);
  color: var(--black-second-color);
  border: none;
  border-radius: 2em;
  padding: 0.5em 1em;
  font-size: 0.8em;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  transition: transform 0.2s ease, opacity 0.3s ease;
}

.pwa-install-btn.visible {
  display: flex;
  align-items: center;
  gap: 0.3em;
}

.pwa-install-btn:hover {
  transform: scale(1.05);
}

/* Toast notifications */
.jsdojo-toast {
  position: fixed;
  bottom: 2em;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--black-color);
  color: #fff;
  padding: 0.6em 1.4em;
  border-radius: 2em;
  font-family: monospace;
  font-size: 0.85em;
  z-index: 500;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  border: 1px solid #444;
  display: flex;
  align-items: center;
  gap: 0.4em;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  pointer-events: none;
}

.jsdojo-toast.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.jsdojo-toast .material-icons {
  font-size: 16px;
  color: var(--yellow-color);
}

/* Confirm toast */
.jsdojo-confirm {
  position: fixed;
  bottom: 2em;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--black-color);
  border: 1px solid #555;
  border-radius: 12px;
  padding: 0.9em 1.2em;
  font-family: monospace;
  font-size: 0.85em;
  z-index: 501;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  gap: 0.7em;
  min-width: 220px;
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.jsdojo-confirm.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.jsdojo-confirm-msg {
  color: #ccc;
}

.jsdojo-confirm-btns {
  display: flex;
  gap: 0.5em;
  justify-content: flex-end;
}

.jsdojo-confirm-yes,
.jsdojo-confirm-no {
  font-family: monospace;
  font-size: 0.82em;
  padding: 0.3em 0.9em;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid #555;
  background: none;
  color: #ccc;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.jsdojo-confirm-yes {
  border-color: var(--yellow-color);
  color: var(--yellow-color);
}

.jsdojo-confirm-yes:hover { background: rgba(255, 221, 0, 0.1); }
.jsdojo-confirm-no:hover { background: rgba(255, 255, 255, 0.06); }

/* Respect user motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}