* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Fredoka", Arial, sans-serif;
  /* Background now controlled by theme.css */
  min-height: 100vh;
}

:root {
  --question-font-size: 3.5rem;
  --answer-font-size: 1.75rem;
}

.app {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
  display: grid;
  gap: 1.5rem;
  position: relative;
}

.app__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.app__title {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1 1 240px;
}

.app__title h1 {
  font-size: 2.5rem;
  margin: 0;
  color: var(--color-accent);
}

.app__subtitle {
  margin: 0;
  font-weight: 500;
  max-width: 24rem;
  color: var(--text-secondary);
}

.settings-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.25rem;
  width: 3rem;
  height: 3rem;
  border: 2px solid var(--color-primary);
  border-radius: 14px;
  background: var(--bg-card);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.settings-toggle:hover,
.settings-toggle:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-dark);
  outline: none;
}

.settings-toggle__bar {
  width: 20px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-primary-dark);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.settings-toggle[aria-expanded="true"] .settings-toggle__bar:nth-of-type(1) {
  transform: translateY(6px) rotate(45deg);
}

.settings-toggle[aria-expanded="true"] .settings-toggle__bar:nth-of-type(2) {
  opacity: 0;
}

.settings-toggle[aria-expanded="true"] .settings-toggle__bar:nth-of-type(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.pill-toggle {
  display: inline-flex;
  gap: 0.25rem;
  padding: 0.15rem;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background: var(--bg-input);
}

.pill-option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.pill-option--stacked {
  width: 100%;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  border-radius: 12px;
  text-align: left;
}

.pill-option--stacked strong {
  color: var(--text-heading);
  font-size: 1rem;
}

.pill-option--stacked small {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-tertiary);
}

.confetti-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
}

.mode-switch__option input:checked + .pill-option,
.config__operation-toggle input:checked + .pill-option {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--text-on-primary);
}

.config__operation-toggle input:checked + .pill-option strong,
.config__operation-toggle input:checked + .pill-option small {
  color: inherit;
}


.scoreboard {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.scoreboard h2 {
  margin-top: 0;
}

.scoreboard ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: grid;
  gap: 0.5rem;
}

.scoreboard strong {
  font-size: 1.1rem;
}

.tips ul {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
  list-style: disc;
}

.app__footer {
  text-align: center;
}

.app__footer p {
  margin-top: 0.5rem;
  color: var(--text-secondary);
}