* {
  box-sizing: border-box;
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: clip;
  color: var(--color-ink);
  background-color: var(--color-canvas);
  background-image:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 3px;
}

.home-link {
  position: fixed;
  z-index: 20;
  top: 0.65rem;
  left: 0.65rem;
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-ink);
  background: var(--color-surface-raised);
  text-decoration: none;
  box-shadow: var(--shadow-soft);
}

.page-decoration {
  position: fixed;
  z-index: -1;
  width: 16rem;
  height: 16rem;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.18;
  pointer-events: none;
}

.page-decoration--lime {
  top: -8rem;
  right: 8%;
  background: var(--color-primary);
}

.page-decoration--blue {
  right: -9rem;
  bottom: 14%;
  background: var(--color-secondary);
}

.game-shell {
  width: min(100%, 1540px);
  min-height: min(100vh, 900px);
  padding: 0.8rem clamp(0.8rem, 2.2vw, 2.4rem) 1.25rem;
}

.game-topbar {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.game-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-ink);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  grid-template-columns: repeat(2, 7px);
  gap: 3px;
}

.brand-mark i {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--color-ink);
}

.brand-mark i:first-child,
.brand-mark i:last-child {
  background: var(--color-primary);
}

.topbar-actions,
.deal-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.text-action,
.new-game-button,
.tool-button,
.restart-button,
.primary-button,
.dialog-text-button {
  min-height: 44px;
  border-radius: 999px;
  font-weight: 750;
  transition: transform 150ms ease, background-color 150ms ease, border-color 150ms ease;
}

.text-action,
.dialog-text-button {
  border: 0;
  color: var(--color-ink);
  background: transparent;
}

.new-game-button,
.primary-button {
  border: 1px solid color-mix(in srgb, var(--color-primary) 70%, var(--color-ink));
  padding: 0.55rem 1.1rem;
  color: var(--color-ink);
  background: var(--color-primary);
}

.text-action:hover,
.dialog-text-button:hover {
  background: var(--color-cell);
}

.new-game-button:hover,
.primary-button:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.game-layout {
  min-height: calc(100vh - 78px);
}

.intro-panel {
  padding: clamp(0.25rem, 1.4vw, 1.3rem);
}

.eyebrow,
.board-kicker,
.dialog-kicker {
  margin: 0 0 0.35rem;
  color: var(--color-secondary);
  font-size: 0.69rem;
  font-weight: 850;
  letter-spacing: 0.15em;
}

.intro-panel h1 {
  max-width: 10ch;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.15rem, 4vw, 4.3rem);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: -0.045em;
}

.intro-panel h1 em {
  color: var(--color-secondary);
  font-weight: 500;
}

.intro-lead {
  max-width: 34rem;
  margin: 1rem 0;
  color: var(--color-muted);
  font-size: clamp(0.9rem, 1.25vw, 1.05rem);
}

.rules-list {
  display: grid;
  gap: 0.65rem;
  margin: 0;
}

.rules-list li {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.rules-list li > span {
  display: grid;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-surface-raised);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 800;
}

.rules-list p,
.rules-list small {
  display: block;
  margin: 0;
}

.rules-list strong {
  font-size: 0.86rem;
}

.rules-list small {
  color: var(--color-muted);
  font-size: 0.74rem;
}

.board-card {
  border: 1px solid var(--color-border);
  border-radius: clamp(1rem, 2.2vw, 1.8rem);
  padding: clamp(0.65rem, 1.4vw, 1.15rem);
  background: var(--color-surface);
  box-shadow: var(--shadow-raised);
}

.board-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
}

.board-toolbar h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  line-height: 1;
}

.draw-switch {
  display: flex;
  padding: 3px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-cell);
}

.draw-switch button {
  min-width: 72px;
  min-height: 38px;
  border: 0;
  border-radius: 999px;
  color: var(--color-muted);
  background: transparent;
  font-size: 0.78rem;
  font-weight: 800;
}

.draw-switch button[aria-pressed="true"] {
  color: var(--color-ink);
  background: var(--color-primary);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--color-ink) 12%, transparent);
}

.deal-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 330px;
  margin: 0 0 0.55rem auto;
  border: 1px solid var(--color-border);
  border-radius: 0.8rem;
  background: var(--color-surface-raised);
}

.deal-meta div {
  padding: 0.35rem 0.55rem;
  text-align: center;
}

.deal-meta div + div {
  border-left: 1px solid var(--color-border);
}

.deal-meta span,
.deal-meta strong {
  display: block;
}

.deal-meta span {
  color: var(--color-muted);
  font-size: 0.62rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.deal-meta strong {
  font-variant-numeric: tabular-nums;
  font-size: 0.9rem;
}

.table-wrap {
  position: relative;
}

.deal-actions {
  justify-content: center;
  margin-top: 0.35rem;
}

.tool-button,
.restart-button {
  border: 1px solid var(--color-border);
  padding: 0.48rem 0.85rem;
  color: var(--color-ink);
  background: var(--color-surface-raised);
  font-size: 0.78rem;
}

.tool-button span,
.restart-button span {
  margin-right: 0.25rem;
}

.tool-button:hover,
.restart-button:hover {
  border-color: var(--color-secondary);
  background: var(--color-secondary-soft);
}

.tool-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.status-line {
  min-height: 1rem;
  margin: 0.2rem 0 0;
  color: var(--color-muted);
  font-size: 0.75rem;
  text-align: center;
}

.pause-overlay {
  position: absolute;
  z-index: 15;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 0.65rem;
  border-radius: 1.1rem;
  color: var(--color-canvas);
  background: color-mix(in srgb, var(--color-ink) 90%, transparent);
  backdrop-filter: blur(8px);
}

.pause-overlay[hidden] {
  display: none;
}

.pause-overlay > span {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
}

.game-dialog {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 1.5rem;
  padding: 1.6rem;
  color: var(--color-ink);
  background: var(--color-surface-raised);
  box-shadow: var(--shadow-raised);
}

.dialog-close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  color: var(--color-ink);
  background: var(--color-cell);
  font-size: 1.5rem;
}

.dialog-icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  margin-bottom: 1rem;
  border-radius: 1rem;
  color: var(--color-ink);
  background: var(--color-primary);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.25rem;
  font-weight: 800;
}

.dialog-icon--result {
  background: var(--color-secondary-soft);
}

.modal-title {
  margin-bottom: 0.65rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.8rem;
  line-height: 1;
}

.game-dialog p:not(.dialog-kicker) {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.dialog-tip {
  margin: 0.55rem 0;
  padding: 0.65rem;
  border-radius: 0.8rem;
  background: var(--color-cell);
  color: var(--color-muted);
  font-size: 0.78rem;
}

.dialog-tip span {
  display: block;
  color: var(--color-ink);
  font-weight: 800;
}

.game-dialog .primary-button,
.game-dialog .dialog-text-button {
  width: 100%;
  margin-top: 0.6rem;
}

.result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.result-stats span {
  padding: 0.65rem;
  border-radius: 0.8rem;
  background: var(--color-cell);
  text-align: center;
}

.result-stats small,
.result-stats b {
  display: block;
}

.result-stats small {
  color: var(--color-muted);
  font-size: 0.68rem;
  text-transform: uppercase;
}

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