/* P1: palette-aware color values; literal fallbacks preserve the certified default. */
/* UI10 — Shared Results, Pause & Onboarding
   Presentation-only normalization. Result data, grading, routing, pause state,
   onboarding state/versioning and Practice Lab remain owned by existing modules. */

:root {
  --ui10-cyan: var(--ui-accent, var(--primary, var(--custom-accent, #00fff2)));
  --ui10-magenta: var(--ui-accent-special, var(--secondary, #ff3cac));
  --ui10-danger: var(--ui-accent-danger, var(--danger, #ff4757));
  --ui10-success: var(--ui-accent-success, var(--success, #4cff8e));
  --ui10-bg: var(--background, var(--bg, var(--custom-bg, #0a0e14)));
  --ui10-text: var(--text-primary, var(--text, #e8f0f5));
  --ui10-secondary: var(--text-secondary, #bdc9d3);
  --ui10-muted: var(--text-muted, var(--muted, #8fa0ad));
  --ui10-line: rgb(var(--custom-border-rgb, 129 144 158) / 0.16);
  --ui10-line-strong: rgb(var(--custom-border-rgb, 129 144 158) / 0.28);
  --ui10-surface: rgb(255 255 255 / 0.018);
}

/* ================================================================
   RESULTS — one quiet post-run grammar, mode-specific primary metric
   ================================================================ */

.results-screen,
.speed-results-screen,
.endless-results-screen,
.arcade-rush-ui.arcade-rush-results {
  min-height: 100dvh;
  overflow-x: clip;
  overflow-y: auto;
  padding: max(1.25rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) max(1.75rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
  background:
    radial-gradient(circle at 50% 20%, rgb(var(--custom-accent-rgb, 0 255 242) / 0.035), transparent 30rem),
    var(--ui10-bg);
}

.results-panel,
.speed-results-panel,
.endless-results-panel,
.arcade-rush-ui.arcade-rush-results .arcade-rush-results-card {
  position: relative;
  width: min(100%, 64rem);
  min-height: 0;
  margin: auto;
  padding: clamp(2.1rem, 5vw, 4.8rem) clamp(0rem, 2vw, 1rem) clamp(2rem, 4vw, 3.5rem);
  border: 0;
  background: transparent;
  box-shadow: none;
}

.results-panel > .screen-back-button,
.speed-results-panel > .screen-back-button,
.endless-results-panel > .screen-back-button,
.arcade-rush-results-card > .screen-back-button {
  position: static;
  display: inline-flex;
  margin-bottom: clamp(2rem, 6vh, 4.5rem);
}

.results-panel > .eyebrow,
.speed-results-panel > .eyebrow,
.endless-results-panel > .eyebrow,
.arcade-rush-results-card > .arcade-rush-result-label {
  display: block;
  margin: 0 0 0.75rem;
  color: var(--ui10-muted);
  font-size: 0.65rem;
  font-weight: 720;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* Campaign: grade is the outcome. Accuracy/WPM remain supporting metrics. */
.results-panel > .grade {
  margin: 0 0 clamp(2rem, 5vh, 3.5rem);
  color: var(--ui10-cyan);
  font-family: var(--ui-font-mono, monospace);
  font-size: clamp(5rem, 17vw, 10rem);
  font-weight: 690;
  line-height: 0.8;
  letter-spacing: -0.08em;
  text-shadow: none;
}

.results-panel > .grade.fail {
  color: var(--ui10-danger);
}

.results-panel > .grade[class*="grade-s"] {
  color: var(--ui10-magenta);
}

/* Typing: WPM is primary, accuracy next, raw intentionally tertiary. */
.speed-results-panel > h1,
.endless-results-panel > h1 {
  margin: 0 0 clamp(1.7rem, 4vh, 3rem);
  color: var(--ui10-text);
  font-size: clamp(2rem, 5.5vw, 4rem);
  font-weight: 690;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.speed-result-headline,
.endless-result-headline,
.results-panel .stats-grid,
.arcade-rush-result-grid {
  display: grid;
  gap: 0;
  margin: 0 0 clamp(1.8rem, 5vh, 3.25rem);
  border-top: 1px solid var(--ui10-line-strong);
  border-bottom: 1px solid var(--ui10-line);
}

.speed-result-headline {
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr) minmax(0, 0.7fr);
}

.endless-result-headline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.results-panel .stats-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.arcade-rush-result-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.speed-result-headline > div,
.endless-result-headline > div,
.results-panel .stat,
.arcade-rush-result-grid .arcade-rush-stat {
  min-width: 0;
  padding: clamp(1rem, 3vw, 1.45rem) clamp(0.65rem, 2vw, 1.1rem);
  border: 0;
  border-right: 1px solid var(--ui10-line);
  background: transparent;
}

.speed-result-headline > div:first-child,
.endless-result-headline > div:first-child,
.results-panel .stat:first-child,
.arcade-rush-result-grid .arcade-rush-stat:first-child {
  padding-left: 0;
}

.speed-result-headline > div:last-child,
.endless-result-headline > div:last-child,
.results-panel .stat:nth-child(3n),
.arcade-rush-result-grid .arcade-rush-stat:last-child {
  border-right: 0;
}

.speed-result-headline span,
.endless-result-headline span,
.results-panel .stat .micro-label,
.arcade-rush-result-grid .arcade-rush-stat span {
  display: block;
  margin: 0 0 0.45rem;
  color: var(--ui10-muted);
  font-size: 0.56rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.speed-result-headline strong,
.endless-result-headline strong,
.results-panel .stat strong,
.arcade-rush-result-grid .arcade-rush-stat strong {
  display: block;
  overflow: hidden;
  color: var(--ui10-text);
  font-family: var(--ui-font-mono, monospace);
  font-size: clamp(1.45rem, 4vw, 2.65rem);
  font-weight: 620;
  line-height: 1;
  letter-spacing: -0.04em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.speed-result-headline > div:first-child strong {
  color: var(--ui10-cyan);
  font-size: clamp(3.6rem, 10vw, 7.4rem);
  letter-spacing: -0.075em;
}

.speed-result-headline > div:nth-child(2) strong {
  font-size: clamp(2.1rem, 6vw, 4.25rem);
}

.speed-result-headline > div:nth-child(3) {
  opacity: 0.7;
}

.endless-result-headline > div:first-child strong {
  color: var(--ui10-magenta);
  font-size: clamp(3rem, 8vw, 5.8rem);
}

/* Arcade Rush: score is the run identity. */
.arcade-rush-results-card .arcade-rush-result-score {
  margin: 0 0 clamp(1.4rem, 4vh, 2.6rem);
  color: var(--ui10-cyan);
  font-family: var(--ui-font-mono, monospace);
  font-size: clamp(4rem, 14vw, 8.5rem);
  font-weight: 660;
  line-height: 0.82;
  letter-spacing: -0.07em;
  text-shadow: none;
}

.arcade-rush-ui.arcade-rush-results.failed .arcade-rush-result-score,
.arcade-rush-ui.arcade-rush-results.failed .arcade-rush-result-label {
  color: var(--ui10-danger);
}

/* Records are proof, not celebration. */
.speed-records,
.arcade-rush-new-best {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.9rem;
  width: fit-content;
  margin: -1rem 0 clamp(1.8rem, 5vh, 3rem);
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ui10-success);
  font-size: 0.6rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.speed-records span::before,
.arcade-rush-new-best::before {
  content: "↗ ";
}

.speed-result-details,
.endless-result-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 0 0 1.5rem;
  border-top: 1px solid var(--ui10-line);
}

.speed-result-details > div,
.endless-result-details > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.15rem;
  padding: 0.82rem 0.85rem 0.82rem 0;
  border-bottom: 1px solid var(--ui10-line);
  color: var(--ui10-muted);
}

.speed-result-details > div:nth-child(even),
.endless-result-details > div:nth-child(even) {
  padding-left: 0.85rem;
  border-left: 1px solid var(--ui10-line);
}

.speed-result-details strong,
.endless-result-details strong {
  color: var(--ui10-secondary);
  font-family: var(--ui-font-mono, monospace);
  font-size: 0.82rem;
  font-weight: 580;
  text-align: right;
}

.endless-score-breakdown,
.arcade-rush-breakdown,
.result-metric-help {
  margin: 1.5rem 0;
  padding: 0;
  border: 0;
  border-top: 1px solid var(--ui10-line);
  border-bottom: 1px solid var(--ui10-line);
  background: transparent;
}

.endless-score-breakdown h3,
.result-metric-help summary,
.arcade-rush-breakdown summary {
  min-height: 44px;
  margin: 0;
  padding: 0.9rem 0;
  color: var(--ui10-muted);
  font-size: 0.62rem;
  font-weight: 720;
  letter-spacing: 0.1em;
}

.endless-score-breakdown > div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0;
  color: var(--ui10-muted);
  font-size: 0.75rem;
}

.endless-score-breakdown > div strong {
  color: var(--ui10-secondary);
  font-family: var(--ui-font-mono, monospace);
}

.endless-score-breakdown > div.total strong {
  color: var(--ui10-cyan);
}

.result-metric-help p {
  margin: 0 0 0.75rem;
  color: var(--ui10-secondary);
  font-size: 0.78rem;
  line-height: 1.6;
}

.result-metric-help p:last-child {
  margin-bottom: 1rem;
}

/* Global submission remains a supporting post-result utility. */
.results-panel .global-submission,
.speed-results-panel .global-submission,
.endless-results-panel .global-submission {
  margin: 1.5rem 0;
  padding: 1rem 0;
  border: 0;
  border-top: 1px solid var(--ui10-line);
  border-bottom: 1px solid var(--ui10-line);
  background: transparent;
}

.results-panel .global-submission p,
.speed-results-panel .global-submission p,
.endless-results-panel .global-submission p {
  color: var(--ui10-secondary);
}

.results-panel .global-submission-actions,
.speed-results-panel .global-submission-actions,
.endless-results-panel .global-submission-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Action order is preserved; the first run-again/advance action is simply stronger. */
.results-panel > .menu-list,
.speed-results-panel > .menu-list,
.endless-results-panel > .menu-list,
.arcade-rush-results-card > .arcade-rush-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: clamp(1.8rem, 5vh, 3rem);
}

.results-panel > .menu-list .arcade-button,
.speed-results-panel > .menu-list .arcade-button,
.endless-results-panel > .menu-list .arcade-button,
.arcade-rush-results-card > .arcade-rush-actions .arcade-rush-action {
  min-height: 44px;
  min-width: 9rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--ui10-line-strong);
  border-radius: var(--ui-radius-sm, 4px);
  background: transparent;
  box-shadow: none;
  color: var(--ui10-secondary);
}

.results-panel > .menu-list .arcade-button:first-child,
.speed-results-panel > .menu-list .arcade-button:first-child,
.endless-results-panel > .menu-list .arcade-button:first-child,
.arcade-rush-results-card > .arcade-rush-actions .arcade-rush-action:first-child {
  border-color: var(--ui10-cyan);
  background: var(--ui10-cyan);
  color: var(--ui10-bg);
}

.results-panel > .menu-list .arcade-button.selected:not(:first-child),
.speed-results-panel > .menu-list .arcade-button.selected:not(:first-child),
.endless-results-panel > .menu-list .arcade-button.selected:not(:first-child),
.arcade-rush-results-card > .arcade-rush-actions .arcade-rush-action:focus-visible {
  border-color: var(--ui10-cyan);
  color: var(--ui10-cyan);
}

/* ================================================================
   PAUSE — same calm interruption grammar for every active mode
   ================================================================ */

.game-screen > .pause-overlay,
.boss-screen > .pause-overlay,
.endless-screen > .pause-overlay,
.speed-test-screen > .pause-overlay,
.arcade-rush-ui [data-rush-role="pause-overlay"] {
  position: absolute;
  z-index: 80;
  inset: 0;
  display: grid;
  place-items: center;
  padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) max(1rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
  overflow-y: auto;
  background: rgb(var(--custom-overlay-rgb, 7 10 15) / 0.82);
  backdrop-filter: blur(3px);
}

.game-screen > .pause-overlay .pause-panel,
.boss-screen > .pause-overlay .pause-panel,
.endless-screen > .pause-overlay .pause-panel,
.speed-test-screen > .pause-overlay .pause-panel,
.arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-overlay-card {
  position: relative;
  width: min(100%, 31rem);
  padding: clamp(1.75rem, 5vw, 3rem) 0;
  border: 0;
  border-top: 1px solid rgb(var(--custom-accent-rgb, 0 255 242) / 0.42);
  border-bottom: 1px solid var(--ui10-line);
  background: transparent;
  box-shadow: none;
  text-align: left;
}

.pause-panel > .eyebrow,
.arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-overlay-label {
  margin: 0 0 0.55rem;
  color: var(--ui10-muted);
  font-size: 0.6rem;
  font-weight: 720;
  letter-spacing: 0.13em;
}

.pause-panel > h2,
.arcade-rush-ui [data-rush-role="pause-overlay"] h2 {
  margin: 0 0 clamp(1.5rem, 4vh, 2.4rem);
  color: var(--ui10-text);
  font-size: clamp(2.75rem, 9vw, 5rem);
  font-weight: 680;
  line-height: 0.9;
  letter-spacing: -0.045em;
}

.pause-panel > .menu-list,
.arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
}

.pause-panel > .menu-list .arcade-button,
.arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 48px;
  margin: 0;
  padding: 0.7rem 0.85rem;
  border: 1px solid transparent;
  border-bottom-color: var(--ui10-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: var(--ui10-secondary);
  text-align: left;
}

.pause-panel > .menu-list .arcade-button:first-child,
.arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-action:first-child {
  border-color: rgb(var(--custom-accent-rgb, 0 255 242) / 0.38);
  background: rgb(var(--custom-accent-rgb, 0 255 242) / 0.045);
  color: var(--ui10-cyan);
}

.pause-panel > .menu-list .arcade-button.selected,
.pause-panel > .menu-list .arcade-button:focus-visible,
.arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-action:focus-visible {
  border-color: var(--ui10-cyan);
  color: var(--ui10-cyan);
  outline: 0;
}

.pause-panel > .footer-hint,
.arcade-rush-ui [data-rush-role="pause-overlay"] p {
  margin: 1.1rem 0 0;
  color: var(--ui10-muted);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}

/* ================================================================
   ONBOARDING — instructional modal, not a neon terminal window
   ================================================================ */

.onboarding-backdrop {
  position: fixed;
  z-index: 120;
  inset: 0;
  display: grid;
  place-items: center;
  padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) max(1rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
  overflow-y: auto;
  background: rgb(var(--custom-overlay-rgb, 7 10 15) / 0.88);
  backdrop-filter: blur(4px);
}

.onboarding-dialog {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(13rem, 0.72fr);
  grid-template-areas:
    "copy visual"
    "actions actions";
  gap: clamp(1.5rem, 5vw, 4rem);
  width: min(100%, 58rem);
  max-height: min(48rem, calc(100dvh - 2rem));
  overflow-y: auto;
  padding: clamp(1.5rem, 4.5vw, 3.4rem);
  border: 1px solid var(--ui10-line-strong);
  border-top-color: rgb(var(--custom-accent-rgb, 0 255 242) / 0.5);
  border-radius: var(--ui-radius-md, 6px);
  background: rgb(var(--custom-bg-rgb, 10 14 20) / 0.98);
  box-shadow: 0 2rem 5rem rgb(0 0 0 / 0.34);
}

.onboarding-dialog:focus {
  outline: none;
}

.onboarding-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--ui-radius-sm, 4px);
  background: transparent;
  color: var(--ui10-muted);
  font-size: 1.35rem;
  cursor: pointer;
}

.onboarding-close:hover,
.onboarding-close:focus-visible {
  border-color: var(--ui10-line-strong);
  color: var(--ui10-cyan);
  outline: none;
}

.onboarding-copy {
  grid-area: copy;
  align-self: center;
  min-width: 0;
}

.onboarding-copy > .eyebrow {
  display: block;
  margin: 0 0 0.75rem;
  color: var(--ui10-cyan);
  font-size: 0.61rem;
  font-weight: 740;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.onboarding-copy > h2 {
  max-width: 13ch;
  margin: 0;
  color: var(--ui10-text);
  font-size: clamp(2rem, 5.5vw, 4.2rem);
  font-weight: 680;
  line-height: 0.98;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.onboarding-copy > p {
  max-width: 46rem;
  margin: 1.15rem 0 0;
  color: var(--ui10-secondary);
  font-size: clamp(0.92rem, 1.6vw, 1.03rem);
  line-height: 1.7;
}

.onboarding-helper {
  display: block;
  margin-top: 1rem;
  color: var(--ui10-muted);
  font-size: 0.75rem;
  line-height: 1.55;
}

.onboarding-control-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-top: 1.35rem;
  border-top: 1px solid var(--ui10-line);
}

.onboarding-control-cards > div {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 3.25rem;
  padding: 0.65rem 0.75rem 0.65rem 0;
  border-bottom: 1px solid var(--ui10-line);
}

.onboarding-control-cards > div:nth-child(even) {
  padding-left: 0.75rem;
  border-left: 1px solid var(--ui10-line);
}

.onboarding-control-cards kbd,
.onboarding-navigation-visual kbd,
.onboarding-navigation-visual strong {
  min-width: 2.25rem;
  padding: 0.3rem 0.4rem;
  border: 1px solid var(--ui10-line-strong);
  border-radius: 3px;
  background: var(--ui10-surface);
  color: var(--ui10-text);
  font-family: var(--ui-font-mono, monospace);
  font-size: 0.68rem;
  text-align: center;
}

.onboarding-control-cards span {
  color: var(--ui10-secondary);
  font-size: 0.75rem;
}

.onboarding-visual {
  grid-area: visual;
  align-self: stretch;
  display: grid;
  place-items: center;
  min-height: 15rem;
  padding: clamp(1rem, 3vw, 2rem);
  border-left: 1px solid var(--ui10-line);
  background: radial-gradient(circle at 50% 50%, rgb(var(--custom-accent-rgb, 0 255 242) / 0.04), transparent 70%);
}

.onboarding-word-stream,
.onboarding-boss-visual,
.onboarding-ranking,
.onboarding-local-visual,
.onboarding-approach,
.onboarding-navigation-visual,
.onboarding-growth {
  color: var(--ui10-muted);
  font-family: var(--ui-font-mono, monospace);
}

.onboarding-word-stream strong,
.onboarding-boss-visual strong,
.onboarding-local-visual strong,
.onboarding-approach .demo-core {
  color: var(--ui10-text);
}

.onboarding-word-stream i,
.onboarding-boss-visual i,
.onboarding-word-stream .done {
  color: var(--ui10-cyan);
  font-style: normal;
}

.onboarding-action-dock {
  grid-area: actions;
  display: grid;
  grid-template-columns: minmax(6rem, auto) 1fr;
  align-items: center;
  gap: 0.75rem 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--ui10-line);
}

.onboarding-progress {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.onboarding-progress > span {
  display: block;
  width: clamp(1rem, 3vw, 2rem);
  height: 2px;
  background: rgb(var(--custom-border-rgb, 129 144 158) / 0.22);
}

.onboarding-progress > span.active {
  background: var(--ui10-cyan);
  box-shadow: none;
}

.onboarding-actions {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.onboarding-actions button,
.onboarding-secondary,
.onboarding-tertiary {
  min-height: 44px;
}

.onboarding-actions .arcade-button,
.onboarding-actions .text-action,
.onboarding-secondary,
.onboarding-tertiary {
  margin: 0;
  padding: 0.65rem 0.9rem;
  border-radius: var(--ui-radius-sm, 4px);
  box-shadow: none;
}

.onboarding-actions .arcade-button.primary {
  border-color: var(--ui10-cyan);
  background: var(--ui10-cyan);
  color: var(--ui10-bg);
}

.onboarding-actions .arcade-button.secondary,
.onboarding-actions .text-action,
.onboarding-secondary,
.onboarding-tertiary {
  border: 1px solid var(--ui10-line-strong);
  background: transparent;
  color: var(--ui10-secondary);
}

.onboarding-secondary,
.onboarding-tertiary {
  grid-column: 2;
  justify-self: end;
  width: fit-content;
}

.onboarding-actions button:focus-visible,
.onboarding-secondary:focus-visible,
.onboarding-tertiary:focus-visible {
  border-color: var(--ui10-cyan);
  outline: 2px solid rgb(var(--custom-accent-rgb, 0 255 242) / 0.25);
  outline-offset: 2px;
}

/* ================================================================
   Responsive / constrained layouts
   ================================================================ */

@media (max-width: 760px) {
  .results-screen,
  .speed-results-screen,
  .endless-results-screen,
  .arcade-rush-ui.arcade-rush-results {
    padding-inline: max(0.75rem, env(safe-area-inset-left));
  }

  .results-panel,
  .speed-results-panel,
  .endless-results-panel,
  .arcade-rush-ui.arcade-rush-results .arcade-rush-results-card {
    padding-top: 1.5rem;
  }

  .results-panel > .screen-back-button,
  .speed-results-panel > .screen-back-button,
  .endless-results-panel > .screen-back-button {
    margin-bottom: 2rem;
  }

  .speed-result-headline,
  .endless-result-headline {
    grid-template-columns: 1fr 1fr;
  }

  .speed-result-headline > div:first-child,
  .endless-result-headline > div:first-child {
    grid-column: 1 / -1;
    border-right: 0;
    border-bottom: 1px solid var(--ui10-line);
  }

  .speed-result-headline > div:nth-child(2),
  .endless-result-headline > div:nth-child(2) {
    padding-left: 0;
  }

  .results-panel .stats-grid,
  .arcade-rush-result-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .results-panel .stat:nth-child(3n),
  .arcade-rush-result-grid .arcade-rush-stat:last-child {
    border-right: 1px solid var(--ui10-line);
  }

  .results-panel .stat:nth-child(even),
  .arcade-rush-result-grid .arcade-rush-stat:nth-child(even) {
    border-right: 0;
  }

  .results-panel .stat:nth-child(odd),
  .arcade-rush-result-grid .arcade-rush-stat:nth-child(odd) {
    padding-left: 0;
  }

  .results-panel > .menu-list,
  .speed-results-panel > .menu-list,
  .endless-results-panel > .menu-list,
  .arcade-rush-results-card > .arcade-rush-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .results-panel > .menu-list .arcade-button,
  .speed-results-panel > .menu-list .arcade-button,
  .endless-results-panel > .menu-list .arcade-button,
  .arcade-rush-results-card > .arcade-rush-actions .arcade-rush-action {
    min-width: 0;
    width: 100%;
  }

  .onboarding-dialog {
    grid-template-columns: 1fr;
    grid-template-areas:
      "copy"
      "visual"
      "actions";
    gap: 1.25rem;
    padding: 1.35rem;
  }

  .onboarding-copy > h2 {
    max-width: 15ch;
  }

  .onboarding-visual {
    min-height: 9rem;
    border-top: 1px solid var(--ui10-line);
    border-left: 0;
  }

  .onboarding-action-dock {
    grid-template-columns: 1fr;
  }

  .onboarding-actions {
    justify-content: stretch;
  }

  .onboarding-actions button {
    flex: 1 1 8rem;
  }

  .onboarding-secondary,
  .onboarding-tertiary {
    grid-column: 1;
    justify-self: stretch;
    width: 100%;
  }
}

@media (max-width: 520px) {
  .speed-result-details,
  .endless-result-details {
    grid-template-columns: 1fr;
  }

  .speed-result-details > div:nth-child(even),
  .endless-result-details > div:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }

  .results-panel > .menu-list,
  .speed-results-panel > .menu-list,
  .endless-results-panel > .menu-list,
  .arcade-rush-results-card > .arcade-rush-actions {
    grid-template-columns: 1fr;
  }

  .onboarding-control-cards {
    grid-template-columns: 1fr;
  }

  .onboarding-control-cards > div:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }
}

@media (max-height: 520px) {
  .game-screen > .pause-overlay,
  .boss-screen > .pause-overlay,
  .endless-screen > .pause-overlay,
  .speed-test-screen > .pause-overlay,
  .arcade-rush-ui [data-rush-role="pause-overlay"] {
    place-items: start center;
  }

  .game-screen > .pause-overlay .pause-panel,
  .boss-screen > .pause-overlay .pause-panel,
  .endless-screen > .pause-overlay .pause-panel,
  .speed-test-screen > .pause-overlay .pause-panel,
  .arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-overlay-card {
    padding-block: 1rem;
  }

  .pause-panel > h2,
  .arcade-rush-ui [data-rush-role="pause-overlay"] h2 {
    margin-bottom: 0.8rem;
    font-size: clamp(2.2rem, 8vh, 3.25rem);
  }

  .pause-panel > .menu-list,
  .arcade-rush-ui [data-rush-role="pause-overlay"] .arcade-rush-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pause-panel > .footer-hint,
  .arcade-rush-ui [data-rush-role="pause-overlay"] p {
    margin-top: 0.55rem;
  }

  .onboarding-dialog {
    max-height: calc(100dvh - 1rem);
  }

  .onboarding-visual {
    min-height: 6rem;
  }
}

/* ================================================================
   Motion / focus / isolation
   ================================================================ */

.results-screen .arcade-button:focus-visible,
.speed-results-screen .arcade-button:focus-visible,
.endless-results-screen .arcade-button:focus-visible,
.pause-overlay .arcade-button:focus-visible,
.arcade-rush-results .arcade-rush-action:focus-visible {
  outline: 2px solid var(--ui10-cyan);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .results-screen *,
  .speed-results-screen *,
  .endless-results-screen *,
  .arcade-rush-results *,
  .game-screen > .pause-overlay *,
  .boss-screen > .pause-overlay *,
  .endless-screen > .pause-overlay *,
  .speed-test-screen > .pause-overlay *,
  .arcade-rush-ui [data-rush-role="pause-overlay"] *,
  .onboarding-root * {
    animation: none !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}