@font-face {
  font-family: "Nishiki-teki";
  src:
    url("./assets/subset-Nishiki-teki.woff2") format("woff2"),
    url("./assets/subset-Nishiki-teki.woff") format("woff");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Newsreader";
  src: url("./assets/subset-Newsreader.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light;
  --surface: #fbf9f4;
  --surface-low: #f5f3ee;
  --surface-high: #eae8e3;
  --surface-highest: #e4e2dd;
  --ink: #1b1c19;
  --ink-soft: #474747;
  --ink-faint: #777777;
  --outline: rgba(27, 28, 25, 0.16);
  --outline-strong: rgba(27, 28, 25, 0.26);
  --primary: #000000;
  --primary-fixed: #5f5e5e;
  --primary-container: #3c3b3b;
  --on-primary: #e5e2e1;
  --accent-red: #ba1a1a;
  --danger: #8a2424;
  --success: #203f21;
  --shadow: 0 32px 64px rgba(27, 28, 25, 0.04);
  --content-width: 1180px;
  --reading-width: 980px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

body[data-theme="dark"] {
  color-scheme: dark;
  --surface: #1a1a1a;
  --surface-low: #252525;
  --surface-high: #2f2f2f;
  --surface-highest: #383838;
  --ink: #f2f1ec;
  --ink-soft: #c9c7c1;
  --ink-faint: #9c9991;
  --outline: rgba(242, 241, 236, 0.13);
  --outline-strong: rgba(242, 241, 236, 0.22);
  --primary: #f2f1ec;
  --primary-fixed: #b4b1ab;
  --primary-container: #d8d4cd;
  --on-primary: #1b1c19;
  --accent-red: #bc2020;
  --danger: #bc2020;
  --success: #bdd2bd;
  --shadow: 0 32px 64px rgba(0, 0, 0, 0.28);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: "Newsreader", "Times New Roman", serif;
  transition: background-color 180ms ease, color 180ms ease;
}

html.fonts-loading .app-shell {
  opacity: 0;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  position: relative;
  min-height: 100vh;
  padding: 0 0 2rem;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  margin: 0;
  padding-inline: max(1.25rem, calc((100vw - 56rem) / 2 + 1.25rem));
  background: var(--surface);
  border-bottom: 1px solid var(--outline);
}

.brand-block,
.brand-button {
  display: inline-flex;
  align-items: center;
  min-height: 72px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--primary);
  text-align: left;
}

.brand-block {
  padding-left: 0.18rem;
}

.brand-button {
  cursor: pointer;
}

.brand-button:disabled {
  cursor: default;
}

.eyebrow {
  margin: 0;
  color: var(--primary-fixed);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.wordmark {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

.header-links {
  display: flex;
  align-items: stretch;
  justify-content: flex-end;
}

.header-icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  width: 72px;
  border: 0;
  border-left: 1px solid var(--outline);
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  transition: opacity 140ms ease, background-color 140ms ease;
}

.header-icon-button:last-child {
  border-right: 1px solid var(--outline);
}

.brand-button:disabled:hover,
.brand-button:disabled:focus-visible {
  opacity: 1;
}

.header-icon {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  fill: currentColor;
}

.header-icon-button.theme-toggle {
  display: grid;
  place-items: center;
}

.theme-toggle .theme-icon {
  grid-area: 1 / 1;
  color: var(--primary);
  display: none;
}

body:not([data-theme="dark"]) .theme-icon--sun {
  display: block;
}

body[data-theme="dark"] .theme-icon--moon {
  display: block;
}

.theme-icon--moon {
  color: var(--primary);
}

.editor-theme-toggle,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  padding: 0 1rem;
  border: 0;
  border-left: 1px solid var(--outline);
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: underline;
  text-decoration-color: currentColor;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.4rem;
  transition: background-color 140ms ease;
}

.text-link:last-child,
.editor-theme-toggle:last-child {
  border-right: 1px solid var(--outline);
}

.text-link--inline {
  min-height: 0;
  padding: 0;
  margin-left: 0.35rem;
  border: 0;
  color: var(--primary);
  font-size: inherit;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: none;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18rem;
}

.text-link--inline:last-child {
  border-right: 0;
}

.header-divider {
  display: none;
}

.view-host {
  animation: fade-up 260ms var(--ease-out);
}

.view-shell {
  display: grid;
  gap: 2.5rem;
  width: min(100%, 56rem);
  margin: 0 auto;
  padding: 2.75rem 1.25rem 3rem;
}

.front-page {
  width: min(100%, 52rem);
  gap: clamp(1.75rem, 4vw, 2.75rem);
  min-height: calc(100vh - 168px);
  padding-top: clamp(3rem, 8vw, 5.5rem);
  align-content: center;
  justify-items: center;
  text-align: center;
}

.hero {
  display: grid;
  gap: 1rem;
}

.hero--home {
  max-width: 48rem;
  gap: 1rem;
  justify-items: center;
  text-align: center;
}

.hero__kicker,
.section-heading__kicker {
  margin: 0;
  color: var(--primary-fixed);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 0.6rem;
  color: var(--primary-fixed);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.breadcrumbs__link {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  letter-spacing: inherit;
  text-decoration: underline;
  text-underline-offset: 0.12em;
  text-transform: inherit;
}

.breadcrumbs__current {
  color: inherit;
  opacity: 1;
}

.breadcrumbs__separator {
  opacity: 0.5;
}

.hero__headline {
  margin: 0;
  font-size: clamp(3.5rem, 11vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.94;
  color: var(--primary);
  text-wrap: balance;
}

.hero__lede,
.section-heading__deck,
.menu-button__meta,
.track-card__meta,
.supporting-copy,
.edition-note,
.home-reference__text,
.stats-panel__text,
.track-card__summary,
.muted,
.field label,
.tile__status,
.tile__record,
.stat-card__label,
.metric-row dt {
  color: var(--ink-soft);
}

.hero__lede,
.section-heading__deck,
.supporting-copy,
.edition-note,
.home-reference__text,
.stats-panel__text,
.track-card__meta,
.track-card__summary,
.muted {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.62;
}

.section-heading__deck--full {
  max-width: none;
}

.hero__lede--home {
  max-width: 39rem;
  font-size: clamp(1.1rem, 2.6vw, 1.45rem);
  line-height: 1.55;
  font-style: italic;
}

.hero__meta,
.button-row,
.badge-row,
.editor-actions,
.field-row,
.summary-row,
.tile-meta,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero__meta--ledger {
  margin-top: 0.75rem;
}

.pill,
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.35rem 0.65rem;
  background: var(--surface-low);
  color: var(--ink-soft);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pill strong,
.badge.is-earned {
  color: var(--primary);
}

.badge {
  background: var(--surface-highest);
}

.badge.is-earned {
  background: var(--primary);
  color: var(--on-primary);
}

.progress-meter {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0.5rem, 1fr));
  gap: 0.3rem;
  width: 100%;
  max-width: 16rem;
}

.progress-meter__cell {
  width: 100%;
  aspect-ratio: 1;
  background: var(--surface-highest);
}

.progress-meter__cell.is-complete {
  background: var(--primary);
}

.progress-meter__cell.is-current {
  background: var(--primary-fixed);
}

.home-cta-block {
  display: grid;
  width: min(100%, 44rem);
  gap: 1.4rem;
}

.primary-menu-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
  gap: 1px;
  background: color-mix(in srgb, var(--primary) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 10%, transparent);
}

.menu-button {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 11rem;
  padding: 2.9rem 1.5rem;
  border: 0;
  background: var(--surface);
  text-align: center;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease;
  overflow: hidden;
}

.menu-button:hover,
.menu-button:focus-visible {
  background: var(--primary);
  color: var(--on-primary);
}

.menu-button__label,
.track-card__title,
.panel-title,
.tile__title {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}

.menu-button__label {
  font-size: clamp(1.9rem, 5vw, 2.35rem);
}

.menu-button__meta {
  max-width: 18rem;
  margin-top: 0.8rem;
  font-size: 0.96rem;
}

.menu-button__cta {
  position: absolute;
  right: 0;
  bottom: 1rem;
  left: 0;
  margin: 0;
  opacity: 0;
  transform: translateY(0.35rem);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: opacity 180ms ease, transform 180ms ease;
}

.menu-button:hover .menu-button__meta,
.menu-button:hover .menu-button__cta,
.menu-button:focus-visible .menu-button__meta,
.menu-button:focus-visible .menu-button__cta {
  color: inherit;
}

.menu-button:hover .menu-button__cta,
.menu-button:focus-visible .menu-button__cta {
  opacity: 1;
  transform: translateY(0);
}

.home-reference {
  width: min(100%, 44rem);
}

:root {
  --closing-note-gap: 1rem;
}

.home-closing-note {
  width: min(100%, 28rem);
  padding-top: 1rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
  letter-spacing: 0.01em;
  line-height: 1.55;
  opacity: 0.62;
}

.home-closing-note p {
  margin: 0;
}

.front-page > .home-closing-note {
  margin-top: 0;
}

.home-reference__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-around;
  aspect-ratio: 21 / 9;
  min-height: 14rem;
  padding: 2rem clamp(1.5rem, 5vw, 3rem);
  background: var(--surface-low);
  color: color-mix(in srgb, var(--primary) 6%, transparent);
  font-size: clamp(4.25rem, 14vw, 7rem);
  line-height: 1;
  user-select: none;
  overflow: hidden;
}

body[data-theme="dark"] .home-reference__visual {
  color: color-mix(in srgb, var(--ink) 14%, transparent);
}

.home-reference__visual span {
  font-family: "Nishiki-teki", serif;
}

.home-reference__figure {
  position: absolute;
  bottom: 1.35rem;
  right: 1.5rem;
  margin: 0;
  color: color-mix(in srgb, var(--primary) 40%, transparent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-align: right;
  text-transform: uppercase;
}

.section-heading {
  display: grid;
  gap: 1rem;
  align-items: end;
}

.section-heading__copy {
  display: grid;
  gap: 0.5rem;
}

.section-heading__title {
  margin: 0;
  font-size: clamp(2.8rem, 8vw, 4.6rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.93;
}

.section-heading__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.section-heading__deck--full {
  grid-column: 1 / -1;
}

.text-action,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: underline;
  text-decoration-color: currentColor;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.4rem;
  transition: none;
}

.text-action--danger,
.ghost-button.is-danger {
  color: var(--danger);
}

.action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.85rem 1.3rem;
  border: 0;
  background: var(--primary);
  color: var(--on-primary);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: opacity 140ms ease;
}

.action-button:hover,
.action-button:focus-visible {
  opacity: 0.82;
}

.archive-list,
.stats-grid,
.detail-grid,
.play-layout,
.editor-layout,
.editor-meta-grid,
.tile-grid {
  display: grid;
  gap: 1.25rem;
}

.archive-shell {
  width: min(100%, 56rem);
  gap: 0;
  padding-top: clamp(3rem, 7vw, 4.5rem);
}

.track-shell {
  gap: 0;
  padding-top: clamp(3rem, 7vw, 4.5rem);
}

.archive-list {
  gap: 0;
}

.archive-hero {
  display: grid;
  gap: 0.5rem;
  margin-bottom: clamp(2.75rem, 6vw, 4.5rem);
}

.archive-hero__copy,
.track-hero__copy {
  display: grid;
  gap: 0.5rem;
}

.track-hero {
  display: grid;
  gap: 0.5rem;
  margin-bottom: clamp(2.75rem, 6vw, 4.5rem);
}

.track-hero .section-heading__title {
  font-size: clamp(2.6rem, 7vw, 4rem);
}

.track-hero__deck {
  max-width: none;
}

.archive-hero__actions,
.track-hero__actions {
  display: flex;
  justify-content: flex-start;
}

.track-card,
.stat-card,
.tile,
.play-stage,
.editor-sidebar {
  background: transparent;
}

.track-card--archive {
  display: grid;
  gap: 1.5rem;
  width: 100%;
  padding: 2.5rem 0.5rem;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--outline) 45%, transparent);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background-color 180ms ease;
}

.track-card--archive:hover,
.track-card--archive:focus-visible {
  background: var(--surface-low);
}

.track-card.is-locked {
  opacity: 0.42;
}

.track-card__lead,
.track-card__aside {
  display: grid;
  gap: 0.8rem;
}

.track-card__kicker {
  margin: 0;
  color: var(--primary-fixed);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.track-card__lock {
  display: inline-flex;
  margin-left: 0.6rem;
  padding: 0.2rem 0.45rem;
  background: var(--primary);
  color: var(--on-primary);
}

.track-card__title {
  font-size: clamp(2.25rem, 7vw, 3rem);
}

.track-card__count {
  margin: 0;
  color: var(--primary);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.track-card__unlock-note {
  margin: 0;
  max-width: 12rem;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.5;
  text-transform: uppercase;
}

.archive-progress-meter {
  display: grid;
  grid-template-columns: repeat(var(--archive-progress-columns, 10), 0.625rem);
  gap: 0.25rem;
  width: fit-content;
}

.archive-progress-meter__cell {
  width: 0.625rem;
  height: 0.625rem;
  background: var(--surface-highest);
}

.archive-progress-meter__cell.is-complete {
  background: var(--primary);
}

.archive-page__note {
  margin: var(--closing-note-gap) auto 2rem;
  text-align: center;
}

.tile-grid--editorial {
  grid-template-columns: 1fr;
  gap: 1px;
  background: color-mix(in srgb, var(--primary) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 10%, transparent);
}

.track-shell .tile-grid--editorial {
  margin-bottom: 2rem;
}

.tile--editorial {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  width: 100%;
  min-height: 11rem;
  padding: 2.4rem 1.5rem 2rem;
  border: 0;
  background: var(--surface);
  text-align: center;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease;
  overflow: hidden;
}

.tile--editorial:hover,
.tile--editorial:focus-visible {
  background: var(--primary);
  color: var(--on-primary);
}

.tile--editorial:hover .tile__number,
.tile--editorial:focus-visible .tile__number {
  color: inherit;
}

.tile__number,
.feature-number {
  margin: 0;
  color: var(--primary);
  font-size: clamp(2.9rem, 12vw, 4.8rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.9;
}

.tile__body {
  display: grid;
  gap: 0.35rem;
  justify-items: center;
}

.tile__title {
  font-size: 1.6rem;
}

.tile-meta--editorial {
  display: grid;
  justify-content: center;
  justify-items: center;
  margin-top: 0.2rem;
  gap: 0.45rem;
}

.tile--editorial .tile__record,
.tile--editorial .tile__rating {
  transition: color 180ms ease, opacity 180ms ease;
}

.tile__record {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tile__record {
  opacity: 0.72;
}

.tile__record--earned {
  color: var(--ink);
  opacity: 1;
}

.tile__rating {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.65rem;
  padding: 0.15rem 0.55rem;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tile__rating.is-empty {
  visibility: hidden;
}

.tile--editorial:hover .tile__record,
.tile--editorial:focus-visible .tile__record,
.tile--editorial:hover .tile__rating,
.tile--editorial:focus-visible .tile__rating {
  color: inherit;
}

.tile--editorial:hover .tile__record,
.tile--editorial:focus-visible .tile__record {
  opacity: 1;
}

.tile--editorial:hover .tile__rating,
.tile--editorial:focus-visible .tile__rating {
  background: var(--on-primary);
  color: var(--primary);
}

.stats-view {
  width: min(100%, 42rem);
  gap: 0;
  padding-top: 5rem;
}

.stats-section {
  margin-bottom: 5rem;
}

.stats-section--intro {
  margin-bottom: 4rem;
}

.stats-section--closing-adjacent {
  margin-bottom: 2rem;
}

.stats-page__kicker {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--ink-soft);
  font-size: 0.6875rem;
  font-weight: 700;
}

.stats-section__kicker {
  display: block;
  margin-bottom: 2rem;
  color: var(--ink-soft);
  font-size: 0.6875rem;
  font-weight: 700;
}

.stats-section__kicker--compact {
  margin-bottom: 1rem;
}

.stats-page__title {
  margin: 0 0 1rem;
  color: var(--primary);
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1;
}

.stats-page__rule {
  width: 100%;
  height: 1px;
  background: color-mix(in srgb, var(--outline) 35%, transparent);
}

.stats-campaign-grid,
.stats-record__grid,
.stats-time-grid {
  display: grid;
  gap: 2rem;
}

.stats-campaign__hero {
  display: grid;
  gap: 1.25rem;
}

.stats-panel--hero {
  padding: 1.5rem 1.35rem;
  background: color-mix(in srgb, var(--surface-low) 75%, var(--surface) 25%);
  border-left: 1px solid var(--primary);
}

.panel-title {
  font-size: clamp(1.7rem, 6vw, 2.5rem);
}

.stats-panel {
  display: grid;
  gap: 1.75rem;
}

.stats-panel__display {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.stats-panel__value {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}

.stats-panel__suffix {
  font-size: 1.5rem;
  color: var(--ink);
  font-weight: 300;
  opacity: 0.6;
}

.stats-panel__text--intro {
  max-width: 18rem;
  margin: 0;
  color: var(--ink);
  font-size: 0.875rem;
  line-height: 1.625;
  opacity: 0.7;
}

.stats-record {
  padding: 2.5rem;
  background: var(--surface-low);
  border-left: 1px solid var(--ink);
}

.stats-record--campaign {
  background: var(--surface-low);
}

.stats-record__label {
  margin: 0 0 0.5rem;
  color: var(--ink-soft);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.stats-record__streak {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.stats-record__value {
  color: var(--primary);
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.stats-record__unit {
  color: var(--ink);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.6;
}

.stats-record__note {
  margin: 2rem 0 0;
  color: var(--ink);
  font-size: 0.875rem;
  line-height: 1.65;
  opacity: 0.7;
}

.stats-record__note--campaign {
  max-width: none;
}

.stats-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.stats-record__metrics {
  gap: 1rem;
}

.stats-record__grid--campaign {
  align-items: start;
}

.stats-inline {
  display: grid;
  gap: 0.25rem;
}

.stat-card__value {
  margin: 0;
  color: var(--primary);
  font-size: clamp(3rem, 10vw, 4rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.stat-card__label {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.metric-list,
.report-list,
.section-stack,
.field {
  display: grid;
  gap: 0.9rem;
}

.metric-list--stats {
  align-content: end;
}

.metric-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--outline);
}

.metric-row dt {
  margin: 0;
  font-size: 0.88rem;
  font-style: italic;
}

.metric-row dd {
  margin: 0;
  color: var(--primary);
  font-size: 1rem;
  font-weight: 600;
  text-align: right;
}

.metric-row--campaign {
  border-bottom-color: color-mix(in srgb, var(--outline) 20%, transparent);
}

.metric-row--campaign dt {
  color: var(--ink);
  font-style: normal;
  opacity: 0.6;
}

.metric-row--campaign dd {
  font-size: 1.125rem;
  font-weight: 700;
}

.metric-row--record {
  padding-bottom: 0.5rem;
  border-bottom-color: color-mix(in srgb, var(--outline) 32%, transparent);
}

.metric-row--record dt {
  color: var(--ink);
  font-size: 0.875rem;
  opacity: 1;
}

.metric-row--record dd {
  font-size: 1.125rem;
  font-weight: 700;
}

.stats-progress-meter {
  display: flex;
  gap: 0.25rem;
  align-items: center;
}

.stats-progress-meter__cell {
  width: 0.75rem;
  height: 0.75rem;
  background: var(--surface-highest);
}

.stats-progress-meter__cell.is-complete {
  background: var(--primary);
}

.stats-progress-meter__cell.is-current {
  background: var(--primary-fixed);
}

.stats-time__copy {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.stats-time__headline {
  margin: 0;
  color: var(--primary);
  font-size: 1.875rem;
  font-weight: 700;
  font-style: italic;
  line-height: 1.1;
}

.stats-time__panel {
  padding: 2.5rem;
  background: var(--surface-low);
  border-left: 1px solid var(--ink);
}

.stats-duration {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: baseline;
  margin-bottom: 0.5rem;
}

.stats-duration__part {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  color: var(--ink);
}

.stats-duration__part strong {
  color: var(--primary);
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.stats-duration__part span {
  color: var(--ink);
  font-size: 1.25rem;
  opacity: 0.6;
}

.stats-time__panel .stats-panel__text {
  margin-top: 2rem;
  font-size: 0.875rem;
  line-height: 1.625;
  opacity: 0.7;
}

.stats-page__quote {
  margin: var(--closing-note-gap) auto 0;
  text-align: center;
}

.credits-view {
  width: min(100%, 42rem);
  gap: 0;
  padding-top: 5rem;
}

.credits-record {
  display: grid;
  gap: 0.85rem;
}

.credits-record__line,
.credits-record__empty {
  margin: 0;
  color: var(--primary);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.2;
}

.credits-record a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.locked-share-view {
  width: min(100%, 42rem);
  gap: 0;
  padding-top: 5rem;
}

.locked-share-card {
  display: grid;
  gap: 0.85rem;
}

.locked-share-card__title {
  margin: 0;
  color: var(--primary);
  font-size: clamp(2rem, 7vw, 3rem);
  font-weight: 700;
  line-height: 0.95;
}

.howto-shell {
  width: min(100%, 42rem);
  gap: 0;
  padding-top: 5rem;
}

.howto-sections {
  display: grid;
  gap: clamp(4rem, 8vw, 7rem);
}

.howto-section {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.howto-section__lead {
  display: grid;
  gap: 0.35rem;
}

.howto-section__title {
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.96;
}

.howto-section__body {
  display: grid;
  gap: 1.6rem;
}

.howto-section__body p,
.howto-section__body ul {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 1.62;
}

.howto-section__intro {
  color: var(--ink);
  font-size: clamp(1.2rem, 2.6vw, 1.45rem);
  font-style: italic;
  line-height: 1.55;
}

.howto-piece-list {
  display: grid;
  gap: 2rem;
}

.howto-piece {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
}

.howto-piece__icon {
  display: grid;
  place-items: center;
  width: 4rem;
  aspect-ratio: 1;
  background: var(--surface-high);
}

.howto-piece__icon span {
  font-family: "Nishiki-teki", serif;
  font-size: 2.35rem;
  line-height: 1;
}

.howto-piece__copy {
  display: grid;
  gap: 0.35rem;
}

.howto-piece__copy h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.tutorial-card {
  display: grid;
  gap: 2rem;
}

.tutorial-card p,
.tutorial-card ul {
  margin: 0;
  color: var(--ink);
  font-size: 0.98rem;
  line-height: 1.68;
}

.tutorial-card__note {
  margin-top: 0;
}

.tutorial-copy-stack,
.tutorial-mode-stack,
.tutorial-demo {
  display: grid;
  gap: 1.5rem;
}

.tutorial-mode-head {
  display: grid;
  gap: 0.5rem;
}

.tutorial-mode-title {
  margin: 0;
  color: var(--primary);
  font-size: clamp(2.2rem, 7vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.95;
}

.tutorial-mode-objective {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.tutorial-mode-stack ul {
  display: grid;
  gap: 0.75rem;
  padding-left: 1.25rem;
}

.tutorial-demo {
  padding-top: 0.5rem;
  border-top: 1px solid color-mix(in srgb, var(--outline) 35%, transparent);
}

.tutorial-demo__meta {
  display: grid;
  gap: 0.45rem;
}

.tutorial-demo__eyebrow {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.tutorial-demo__status {
  margin: 0;
  color: var(--primary);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
}

.tutorial-demo__frame {
  padding: 0.85rem;
  background: color-mix(in srgb, var(--surface) 68%, var(--surface-low) 32%);
}

.tutorial-demo .board {
  background: transparent;
}

.tutorial-demo .board-cell {
  cursor: default;
  pointer-events: none;
}

.howto-shell .board-cell:hover .board-cell__piece {
  transform: none;
}

.badge-row--tutorial {
  gap: 0.45rem;
}

.badge-row--tutorial .badge {
  background: var(--surface);
  color: var(--ink-soft);
}

.badge-row--tutorial .badge.is-current {
  background: var(--surface-highest);
  color: var(--primary);
}

.badge-row--tutorial .badge.is-earned {
  background: var(--primary);
  color: var(--on-primary);
}

.tutorial-closing-note {
  margin: var(--closing-note-gap) auto 0;
  text-align: center;
  opacity: 1;
}

.tutorial-closing-note__quote {
  opacity: 0.62;
}

.tutorial-closing-note__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.tutorial-closing-note__actions .action-button,
.tutorial-return-button {
  min-height: 3.25rem;
  padding: 0.9rem 1.35rem;
}

.tutorial-return-button {
  border: 1px solid var(--outline-strong);
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.tutorial-return-button:hover,
.tutorial-return-button:focus-visible {
  background: var(--surface-high);
  border-color: var(--primary);
}

.howto-mode-panel {
  padding: 1.75rem 1.5rem 1.75rem 1.4rem;
  background: var(--surface-low);
  border-left: 1px solid var(--ink);
}

.howto-mode-panel ul {
  padding-left: 1.2rem;
}

.howto-quote {
  margin: clamp(4rem, 8vw, 6rem) auto 0;
  text-align: center;
}

.challenge-shell {
  gap: 0;
  padding-top: clamp(3rem, 7vw, 4.5rem);
}

.challenge-hero {
  margin-bottom: clamp(2.75rem, 6vw, 4.5rem);
}

.challenge-grid {
  display: grid;
  gap: 1.5rem;
}

.challenge-card {
  display: grid;
  gap: 1rem;
  padding: 1.75rem 1.5rem;
  background: var(--surface-low);
}

.challenge-card--ledger {
  background: color-mix(in srgb, var(--surface-low) 75%, var(--surface) 25%);
  border-left: 1px solid var(--ink);
}

.challenge-card__eyebrow {
  margin: 0;
  color: var(--primary-fixed);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.challenge-card__kicker {
  margin-bottom: 0.75rem;
}

.challenge-progress .progress-meter {
  max-width: 14rem;
}

.challenge-page__quote {
  margin: var(--closing-note-gap) auto 0;
  text-align: center;
}

.play-shell {
  gap: 0;
  width: min(100%, 34rem);
  padding-top: clamp(3rem, 7vw, 4.5rem);
}

.play-shell--wide {
  width: min(100%, 46rem);
}

.play-header {
  margin-bottom: 3rem;
}
.editor-layout {
  grid-template-columns: 1fr;
  align-items: start;
}

.play-stage,
.editor-sidebar {
  display: grid;
  gap: 1.35rem;
}

.play-stage--centered {
  justify-items: center;
  width: 100%;
}

.board-frame {
  display: flex;
  justify-content: center;
  padding: 1rem;
  background: var(--surface-low);
}

.board-frame--play {
  padding: 0;
  background: transparent;
}

.board {
  display: grid;
  gap: 0;
  justify-content: center;
  width: fit-content;
  background: var(--surface-low);
}

.board[data-size="5"] {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.board[data-size="7"] {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.board.is-shaking {
  animation: board-shake 300ms ease;
}

.board-cell {
  position: relative;
  display: grid;
  place-items: center;
  width: clamp(54px, 17vw, 94px);
  aspect-ratio: 1;
  padding: 0;
  border: 0;
  background: var(--surface);
  color: var(--primary);
  cursor: pointer;
  transition: color 160ms ease;
}

.board[data-size="7"] .board-cell {
  width: clamp(44px, 9vw, 94px);
}

.board-cell.is-paper {
  background: var(--surface);
}

.board-cell.is-alt {
  background: var(--surface-high);
}

.board-cell__piece,
.piece-chip__symbol {
  position: relative;
  display: inline-flex;
  z-index: 1;
  font-family: "Nishiki-teki", serif;
  line-height: 1;
  transform-origin: center;
  transition: color 160ms ease;
}

.board[data-size="5"] .board-cell__piece {
  font-size: clamp(2.1rem, 10vw, 3.6rem);
}

.board[data-size="7"] .board-cell__piece {
  font-size: clamp(2.1rem, 9vw, 3.6rem);
}

.board-cell.is-empty {
  color: transparent;
}

.board-cell:hover:not(.is-empty) .board-cell__piece {
  transform: scale(1.1);
}

.board-cell.is-selected .board-cell__piece,
.board-cell.is-active .board-cell__piece {
  color: var(--accent-red);
}

.board-cell.is-invalid {
  animation: invalid-flash 320ms ease;
}

.board-cell.is-captured .board-cell__piece {
  animation: capture-glow 700ms ease;
}

.board-cell.is-captured.is-active .board-cell__piece {
  animation: capture-glow-active 700ms ease;
}

.play-status-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.5rem;
  width: min(100%, 34rem);
  margin-top: 0.5rem;
}

.play-shell--wide .play-status-row {
  width: min(100%, 46rem);
}

.play-status {
  display: grid;
  gap: 0.2rem;
  margin: 0;
}

.play-status span {
  color: var(--primary-fixed);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.play-status strong {
  color: var(--primary);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

.play-status--action {
  text-align: right;
}

.play-inline-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  margin-top: 0.4rem;
}

.play-inline-actions .text-action {
  text-decoration-color: currentColor;
  transition: color 140ms ease, text-decoration-color 140ms ease;
}

.play-inline-actions .text-action:hover,
.play-inline-actions .text-action:focus-visible {
  color: var(--accent-red);
  text-decoration-color: currentColor;
}

.play-inline-actions span {
  color: var(--primary-fixed);
}

.badge-row--editorial,
.badge-row--sequence {
  gap: 0.55rem;
}

.app-footer {
  width: min(100%, 28rem);
  margin: 0 auto;
  padding: 0.25rem 1.5rem 1rem;
  color: var(--ink-soft);
  text-align: center;
  font-size: 0.75rem;
  letter-spacing: 0.01em;
  line-height: 1.55;
  text-transform: none;
  opacity: 0.62;
}

body[data-screen="play"] .app-footer {
  display: none;
}

.app-footer__inner {
  padding-top: 0;
  border-top: 0;
}

.app-footer__inner p {
  margin: 0;
}

.app-footer__inner a,
.footer-link {
  text-decoration: underline;
  text-underline-offset: 0.12em;
}

.footer-link {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
}

.toast-layer {
  position: fixed;
  left: 1.25rem;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 40;
  display: flex;
  justify-content: center;
}

.toast {
  width: fit-content;
  max-width: 100%;
  padding: 0.8rem 1rem;
  background: color-mix(in srgb, var(--surface-high) 88%, transparent);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  animation: fade-up 220ms var(--ease-out);
}

.modal-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
}

.modal-layer.has-modal {
  pointer-events: auto;
}

body[data-modal-open="true"][data-screen="play"] .play-header,
body[data-modal-open="true"][data-screen="play"] .play-stage {
  opacity: 0.4;
  filter: blur(1px);
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  backdrop-filter: blur(2px);
}

.modal {
  position: relative;
  display: grid;
  gap: 1rem;
  width: min(100% - 2rem, 34rem);
  margin: 12vh auto 0;
  padding: 2rem;
  animation: modal-rise 220ms var(--ease-out);
}

.modal--sheet {
  background: var(--surface);
  box-shadow: var(--shadow);
}

.modal--glass {
  background: color-mix(in srgb, var(--surface-high) 86%, transparent);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.modal--result {
  width: min(100% - 2rem, 34rem);
  margin: 0 auto;
  top: 50%;
  padding: 2rem 1rem;
  background: transparent;
  box-shadow: none;
  justify-items: center;
  text-align: center;
  transform: translateY(-50%);
  animation: modal-fade 180ms var(--ease-out);
}

.modal--vision {
  width: min(100% - 2rem, 40rem);
  max-height: calc(100dvh - 2rem);
  gap: 0;
  padding: 2rem 1.25rem;
  overflow-y: auto;
  animation: vision-modal-enter 500ms var(--ease-out);
}

.modal--vision::before,
.modal--vision::after {
  position: absolute;
  inset-inline: 12%;
  height: 1px;
  background: var(--outline-strong);
  content: "";
  transform: scaleX(0);
  animation: vision-line-expand 700ms 180ms var(--ease-out) forwards;
}

.modal--vision::before {
  top: 0;
}

.modal--vision::after {
  bottom: 0;
}

.modal--rank-up {
  isolation: isolate;
}

.modal--rank-up::before,
.modal--rank-up::after {
  inset-inline: 0;
  background: var(--primary);
  box-shadow: 0 0 22px color-mix(in srgb, var(--primary) 24%, transparent);
}

.vision-result__completion,
.vision-result__rank-up,
.vision-result__rank-lockup,
.vision-result__progress,
.modal--vision .modal-result__summary,
.modal--vision .modal-share-actions,
.modal--vision .modal-actions {
  position: relative;
  z-index: 1;
}

.vision-result__completion {
  margin: 0 0 1.1rem;
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  animation: vision-detail-arrive 420ms 80ms var(--ease-out) both;
}

.vision-result__rank-up {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 0.75rem;
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: rank-up-copy-arrive 650ms 220ms var(--ease-out) both;
}

.vision-result__rank-up span:first-child {
  color: var(--ink-soft);
}

.vision-result__rank-lockup {
  width: 100%;
  padding: 0.3rem 0 1.55rem;
}

.vision-result__rank-lockup > p {
  margin: 0 0 0.35rem;
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: vision-detail-arrive 420ms 160ms var(--ease-out) both;
}

.modal .vision-result__rank-lockup h3 {
  max-width: 100%;
  margin: 0;
  color: var(--primary);
  font-size: 4.5rem;
  letter-spacing: 0;
  line-height: 0.9;
  overflow-wrap: break-word;
  animation: vision-rank-reveal 800ms 160ms var(--ease-out) both;
}

.modal--rank-up .vision-result__rank-lockup h3 {
  animation: rank-up-reveal 1100ms 180ms var(--ease-out) both;
}

.modal--rank-up .vision-result__rank-lockup::before {
  position: absolute;
  inset: -0.55rem 1.5rem 0.65rem;
  border: 1px solid var(--outline-strong);
  content: "";
  pointer-events: none;
  animation: rank-up-frame 1000ms 120ms var(--ease-out) both;
}

.vision-result__progress {
  width: min(100%, 32rem);
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--outline);
  animation: vision-detail-arrive 500ms 520ms var(--ease-out) both;
}

.vision-result__change {
  margin: 0 0 0.75rem;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 600;
}

.vision-result__change strong {
  color: var(--success);
}

.vision-progress-track {
  position: relative;
  width: 100%;
  height: 0.45rem;
  overflow: hidden;
  background: var(--surface-highest);
}

.vision-progress-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--primary);
  transform: scaleX(var(--vision-progress-after));
  transform-origin: left center;
  animation: vision-progress-grow 900ms 640ms var(--ease-out) both;
}

.modal--rank-up .vision-progress-fill {
  background: var(--success);
  animation-duration: 1200ms;
}

.vision-result__progress-copy {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  margin: 0.55rem 0 0;
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1.35;
}

.vision-result__progress-copy span:last-child {
  text-align: right;
}

.modal h3,
.modal p,
.modal ul {
  margin-top: 0;
}

.modal h3 {
  margin-bottom: 0;
  font-size: clamp(2rem, 8vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

.modal p,
.modal ul {
  color: var(--ink-soft);
  line-height: 1.6;
}

.modal ul {
  padding-left: 1.15rem;
}

.modal-result__summary {
  margin: 0.5rem 0 0;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
}

.modal--vision .modal-result__summary {
  margin-top: 1.25rem;
  animation: vision-detail-arrive 420ms 780ms var(--ease-out) both;
}

.modal-result__summary span {
  color: var(--primary-fixed);
}

.modal-share-actions {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.25rem;
}

.modal--vision .modal-share-actions {
  animation: vision-detail-arrive 420ms 900ms var(--ease-out) both;
}

.modal--vision .modal-actions {
  animation: vision-detail-arrive 420ms 980ms var(--ease-out) both;
}

.modal-actions {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.modal-actions__sep {
  color: var(--primary-fixed);
}

.button-row--modal {
  align-items: start;
  gap: 1rem 1.25rem;
}

.field {
  gap: 0.45rem;
}

.field label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.75rem 0;
  border: 0;
  border-bottom: 1px solid var(--outline-strong);
  background: transparent;
  color: var(--ink);
  transition: border-color 140ms ease, box-shadow 140ms ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-bottom-width: 2px;
  border-bottom-color: var(--primary);
}

.field textarea {
  min-height: 8rem;
  resize: vertical;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.palette-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--outline);
  background: var(--surface-low);
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease;
}

.palette-button:hover,
.palette-button:focus-visible,
.palette-button.is-selected {
  background: var(--surface-high);
  border-color: var(--outline-strong);
}

.editor-meta-grid {
  grid-template-columns: 1fr;
}

.editor-preview-code,
.report-item {
  display: block;
  padding: 0.9rem 1rem;
  background: var(--surface-low);
  white-space: pre-wrap;
}

.editor-shell {
  width: min(100%, 68rem);
  gap: 2rem;
  padding-top: 4rem;
}

.editor-topbar {
  display: flex;
  justify-content: flex-start;
}

.editor-tabs {
  display: inline-grid;
  grid-auto-flow: column;
  gap: 1px;
  background: color-mix(in srgb, var(--outline) 45%, transparent);
}

.editor-tab {
  min-height: 3rem;
  padding: 0.8rem 1.2rem;
  border: 0;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease;
}

.editor-tab:hover,
.editor-tab:focus-visible,
.editor-tab.is-current {
  background: var(--primary);
  color: var(--on-primary);
}

.editor-summary-panel,
.editor-controls-panel {
  display: grid;
  gap: 1.35rem;
  padding: 1.5rem;
}

.editor-control-grid {
  display: grid;
  gap: 1.1rem;
}

.editor-control-grid__wide {
  grid-column: 1 / -1;
}

.editor-button-row {
  flex-wrap: wrap;
}

.editor-sidebar > section,
.editor-shell > section {
  display: grid;
  gap: 1.35rem;
}

.editor-sidebar > section + section {
  margin-top: 0.5rem;
}

.editor-sidebar .panel-title,
.editor-shell .panel-title {
  margin: 0;
}

.editor-actions {
  margin-top: 0.35rem;
}

.editor-helper-text {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.65;
}

.editor-generated-source {
  width: 100%;
  min-height: 18rem;
  padding: 1rem;
  border: 1px solid var(--outline);
  background: var(--surface-low);
  color: var(--ink);
  resize: vertical;
}

.editor-static-field {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--outline-strong);
  color: var(--ink);
}

.editor-play-panel {
  padding: 1.5rem;
}

.editor-move-history {
  margin: 0;
  color: var(--ink);
  font-size: 0.95rem;
  line-height: 1.65;
}

.board-cell.is-target {
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--primary) 55%, transparent);
}

.board-cell.is-target .board-cell__piece {
  color: var(--primary);
}

.editor-reorder-list {
  display: grid;
  gap: 1rem;
}

.editor-reorder-card {
  display: grid;
  gap: 1.15rem;
  align-content: start;
  justify-items: center;
  min-height: 100%;
  padding: 1.6rem 1.25rem;
  text-align: center;
  cursor: grab;
  user-select: none;
}

.editor-reorder-card.is-dragging {
  opacity: 0.45;
}

.editor-reorder-card__preview {
  display: flex;
  justify-content: center;
}

.editor-reorder-card__body,
.editor-reorder-card__meta {
  display: grid;
  gap: 0.65rem;
  justify-items: center;
}

.editor-reorder-card__title {
  margin: 0;
  color: var(--primary);
  font-size: clamp(1.2rem, 3vw, 1.65rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
}

.editor-reorder-card__badges {
  gap: 0.45rem;
  justify-content: center;
}

.editor-mini-board {
  display: grid;
  background: var(--surface-low);
}

.editor-mini-board[data-size="5"] {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.editor-mini-board[data-size="7"] {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.editor-mini-board__cell {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  width: 1.45rem;
}

.editor-mini-board[data-size="7"] .editor-mini-board__cell {
  width: 1.1rem;
}

.editor-mini-board__piece {
  font-family: "Nishiki-teki", serif;
  font-size: 1rem;
  line-height: 1;
}

.editor-mini-board[data-size="7"] .editor-mini-board__piece {
  font-size: 0.82rem;
}

.editor-mini-board__cell.is-empty {
  color: transparent;
}

.report-item strong {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--primary);
}

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

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modal-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modal-fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes vision-modal-enter {
  from {
    opacity: 0;
    transform: translateY(calc(-50% + 18px));
  }
  to {
    opacity: 1;
    transform: translateY(-50%);
  }
}

@keyframes vision-line-expand {
  to {
    transform: scaleX(1);
  }
}

@keyframes vision-rank-reveal {
  from {
    opacity: 0;
    clip-path: inset(0 0 100% 0);
    transform: translateY(0.7rem);
  }
  to {
    opacity: 1;
    clip-path: inset(0 0 0 0);
    transform: translateY(0);
  }
}

@keyframes rank-up-reveal {
  0% {
    opacity: 0;
    filter: blur(8px);
    transform: scale(0.86);
  }
  55% {
    opacity: 1;
    filter: blur(0);
    transform: scale(1.035);
  }
  100% {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
  }
}

@keyframes rank-up-frame {
  0% {
    opacity: 0;
    transform: scale(0.82, 0.7);
  }
  48% {
    opacity: 0.8;
    transform: scale(1.025, 1.08);
  }
  100% {
    opacity: 0.35;
    transform: scale(1);
  }
}

@keyframes rank-up-copy-arrive {
  from {
    opacity: 0;
    transform: translateY(-0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes vision-progress-grow {
  from {
    transform: scaleX(var(--vision-progress-before));
  }
  to {
    transform: scaleX(var(--vision-progress-after));
  }
}

@keyframes vision-detail-arrive {
  from {
    opacity: 0;
    transform: translateY(0.45rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes capture-glow {
  0% {
    transform: scale(1.07);
    color: var(--danger);
  }
  100% {
    transform: scale(1);
    color: inherit;
  }
}

@keyframes capture-glow-active {
  0% {
    transform: scale(1.07);
    color: var(--accent-red);
  }
  100% {
    transform: scale(1);
    color: var(--accent-red);
  }
}

@keyframes invalid-flash {
  0%,
  100% {
    background: inherit;
  }
  50% {
    background: color-mix(in srgb, var(--danger) 26%, var(--surface));
  }
}

@keyframes board-shake {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-3px);
  }
  50% {
    transform: translateX(3px);
  }
  75% {
    transform: translateX(-2px);
  }
}

@media (min-width: 700px) {
  .editor-meta-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .editor-control-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-heading,
  .archive-hero,
  .stats-panel--hero,
  .editor-layout {
    grid-template-columns: minmax(0, 1fr) minmax(18rem, 24rem);
  }

  .track-card--archive {
    grid-template-columns: minmax(0, 1fr) minmax(16rem, 20rem);
    align-items: baseline;
  }

  .track-card__aside {
    justify-items: end;
    text-align: right;
  }

  .archive-hero__actions {
    justify-content: flex-end;
    align-items: end;
  }

  .tile-grid--editorial {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stats-campaign-grid,
  .stats-record__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stats-record__grid {
    gap: 2rem;
  }

  .stats-time-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    gap: 2rem;
  }

  .stats-time-grid {
    align-items: start;
  }

  .stats-campaign-grid {
    gap: 3rem;
  }

  .howto-section {
    grid-template-columns: minmax(0, 14rem) minmax(0, 1fr);
    gap: 2.25rem;
  }

  .challenge-grid {
    grid-template-columns: minmax(0, 1fr) minmax(18rem, 24rem);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .editor-layout {
    grid-template-columns: minmax(0, 1fr) minmax(20rem, 24rem);
  }

  .tile-grid--editorial {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .board-frame {
    padding: 1.5rem;
  }

  .board-frame--play {
    padding: 0;
  }

  .editor-reorder-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 699px) {
  .app-header {
    padding: 0 0 0 1rem;
    gap: 0;
  }

  .brand-button {
    min-height: 52px;
    min-width: 0;
    flex: 1 1 auto;
    padding-top: 0.2rem;
  }

  .brand-block {
    min-height: 52px;
    align-items: center;
  }

  .wordmark {
    font-size: clamp(1.15rem, 7vw, 1.55rem);
  }

  .modal--vision {
    width: calc(100% - 1.25rem);
    max-height: calc(100dvh - 1.25rem);
    padding: 1.4rem 0.65rem;
  }

  .modal .vision-result__rank-lockup h3 {
    font-size: 2.65rem;
    line-height: 0.94;
  }

  .vision-result__rank-lockup {
    padding-bottom: 1.15rem;
  }

  .modal--rank-up .vision-result__rank-lockup::before {
    inset-inline: 0.25rem;
  }

  .vision-result__progress-copy {
    font-size: 0.66rem;
  }

  .modal--vision .modal-share-actions,
  .modal--vision .modal-actions {
    gap: 0.65rem;
  }

  .header-icon-button,
  .editor-theme-toggle,
  .text-link {
    min-height: 52px;
    width: 52px;
  }

  .editor-theme-toggle,
  .text-link {
    width: auto;
    padding: 0 0.7rem;
    font-size: 0.64rem;
  }

  .text-link--inline {
    min-height: 0;
    width: auto;
    padding: 0;
    font-size: inherit;
  }

  .view-shell {
    padding: 2.6rem 1rem 3rem;
  }

  .front-page {
    width: 100%;
    min-height: auto;
    gap: 1.5rem;
    padding-top: 1.75rem;
    align-content: start;
  }

  .hero--home {
    width: 100%;
    max-width: 100%;
  }

  .hero__headline {
    font-size: clamp(2.4rem, 16vw, 3.8rem);
    line-height: 0.9;
  }

  .hero__lede--home {
    max-width: 22rem;
    font-size: clamp(1rem, 5vw, 1.2rem);
  }

  .home-cta-block {
    gap: 1rem;
  }

  .primary-menu-grid {
    grid-template-columns: 1fr;
  }

  .menu-button {
    min-height: 7.5rem;
    padding: 1.75rem 1rem;
  }

  .menu-button__label {
    font-size: clamp(1.9rem, 12vw, 2.4rem);
  }

  .menu-button__cta {
    position: static;
    margin-top: 0.7rem;
    opacity: 1;
    transform: none;
    font-size: 0.68rem;
  }

  .home-reference__visual {
    min-height: 9rem;
    padding: 1.25rem;
    font-size: clamp(3rem, 18vw, 4.5rem);
  }

  .home-reference__figure {
    right: 1rem;
    bottom: 0.9rem;
    font-size: 0.65rem;
  }

  .header-icon-button:last-child {
    border-right: 0;
  }

  .howto-shell {
    width: 100%;
  }

  .editor-shell {
    width: 100%;
  }

  .editor-tabs {
    width: 100%;
    grid-auto-flow: row;
  }

  .editor-tab {
    width: 100%;
  }

  .howto-shell .stats-record {
    padding: 1.5rem 0.9rem;
  }

  .tutorial-demo__frame {
    padding: 0.35rem;
    margin-inline: -0.25rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tutorial-demo .board {
    min-width: fit-content;
  }

  .tutorial-demo .board[data-size="5"] .board-cell {
    width: min(18vw, 62px);
  }

  .tutorial-demo .board[data-size="5"] .board-cell__piece {
    font-size: min(12vw, 3.3rem);
  }

  .play-status-row {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .play-status--action {
    text-align: left;
  }

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

  .editor-reorder-card {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .modal--vision,
  .modal--vision::before,
  .modal--vision::after,
  .modal--rank-up .vision-result__rank-lockup::before,
  .vision-result__completion,
  .vision-result__rank-up,
  .vision-result__rank-lockup > p,
  .modal .vision-result__rank-lockup h3,
  .vision-result__progress,
  .vision-progress-fill,
  .modal--vision .modal-result__summary,
  .modal--vision .modal-share-actions,
  .modal--vision .modal-actions {
    animation: none;
  }
}