.kokugo-frame { --app-accent: var(--mint); --app-accent-soft: var(--mint-soft); }
.kokugo-frame [hidden] { display: none !important; }
#gameRoot { padding-block: 22px 8px; line-break: strict; }
.kg-screen { display: grid; gap: 20px; min-width: 0; }
.kg-heading h1 { margin: 0; font-size: clamp(26px, 4vw, 40px); line-height: 1.3; overflow-wrap: anywhere; }
.kg-heading .eyebrow { color: var(--ink); letter-spacing: .04em; }
.kg-subtitle { margin: 10px 0 0; line-height: 1.7; }
.kg-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); gap: 28px; align-items: center; }
.kg-hero h1 { font-size: clamp(28px, 4.7vw, 52px); white-space: nowrap; }
.kg-art { width: min(280px, 80%); margin: 12px auto; }
.kg-art svg, .kr-scene-art svg { width: 100%; height: auto; display: block; }
.kg-art-line { stroke: var(--ink); stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round; fill: none; }
.kg-art-paper, .kg-art-mint, .kg-art-yellow { stroke: var(--ink); stroke-width: 3; }
.kg-art-paper { fill: var(--paper); }
.kg-art-mint { fill: var(--mint-soft); }
.kg-art-yellow { fill: var(--yellow); }
.kg-art text { fill: var(--ink); font-family: inherit; font-size: 34px; font-weight: 900; text-anchor: middle; }
.kg-button { min-height: var(--tap-target); padding: 10px 16px; border: 2px solid var(--ink); border-radius: var(--control-radius); background: white; font-weight: 800; cursor: pointer; line-height: 1.4; touch-action: manipulation; }
.kg-button:focus-visible, .kg-choice:focus-visible, summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.kg-button:hover:not(:disabled) { background: var(--yellow-soft); }
.kg-primary { background: var(--yellow); box-shadow: var(--offset-shadow); font-size: 18px; }
.kg-secondary { background: var(--app-accent-soft); }
.kg-quiet { padding: 8px 12px; font-size: 14px; }
.kg-button:disabled, .kg-choice:disabled { cursor: default; opacity: .65; box-shadow: none; }
.kg-menu { display: grid; gap: 12px; }
.kg-menu > .kg-button { width: 100%; }
.kg-status { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.kg-status > .kg-heading { min-width: 0; }
.kg-status > .kg-button { flex-shrink: 0; }
.kg-stats, .kg-actions, .kg-filters { display: flex; flex-wrap: wrap; gap: 10px; }
.kg-actions > .kg-primary { flex: 1; min-width: 140px; }
.kg-stats > span, .kg-tag { padding: 5px 9px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); font-size: 13px; font-weight: 800; }
.kg-stats > span { background: var(--app-accent-soft); color: var(--ink); }
.kg-panel { min-width: 0; padding: 20px; border: 2px solid var(--ink); border-radius: var(--panel-radius); background: white; box-shadow: var(--offset-shadow); }
.kg-panel h2, .kg-panel h3 { margin: 0 0 12px; }
.kg-panel p { margin: 8px 0; line-height: 1.7; overflow-wrap: anywhere; }
.kg-board { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; align-items: start; }
.kg-board > * { min-width: 0; }
.kg-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 12px 0 16px; }
.kg-choice { min-width: 0; min-height: 86px; padding: 12px 8px; border: 2px solid var(--line); border-radius: var(--control-radius); background: var(--paper); color: var(--ink); cursor: pointer; text-align: center; touch-action: manipulation; }
.kg-choice strong { display: block; font-size: 18px; line-height: 1.45; overflow-wrap: anywhere; }
.kg-reading { display: block; color: var(--muted); font-size: 12px; font-weight: 600; margin-top: 4px; line-height: 1.5; overflow-wrap: anywhere; }
.kg-choice[aria-pressed="true"], .kg-button[aria-pressed="true"] { border-color: var(--ink); background: var(--app-accent-soft); box-shadow: 2px 3px 0 var(--ink); }
.kg-card-note { display: block; margin-top: 6px; font-size: 12px; color: var(--ink); }
.kg-hint { border-left: 4px solid var(--yellow); padding: 10px 12px; background: var(--yellow-soft); margin-block: 12px; line-height: 1.7; }
.kg-feedback { max-width: 720px; width: 100%; margin-inline: auto; }
.kg-feedback h2 { font-size: 24px; }
.kg-feedback-word { font-size: 30px; font-weight: 900; }
.kg-feedback.good { border-top: 7px solid var(--mint); }
.kg-feedback.again { border-top: 7px solid var(--yellow); }
.kg-feedback > .kg-button { width: 100%; margin-top: 16px; }
.kg-progress { display: flex; gap: 8px; margin: 0 0 4px; }
.kg-progress span { flex: 1; height: 8px; border-radius: 4px; background: var(--line); }
.kg-progress span.done { background: var(--mint); }
.kg-result { max-width: 740px; width: 100%; margin-inline: auto; }
.kg-stars { font-size: 46px; color: var(--ink); letter-spacing: 10px; margin-block: 8px; }
.kg-awards { margin: 8px 0 20px; padding-left: 24px; line-height: 1.9; }
.kg-muted { color: var(--muted); font-size: 14px; line-height: 1.7; }
.kg-notice { padding: 10px 12px; border-left: 4px solid var(--coral); background: var(--coral-soft); margin-top: 14px; font-size: 14px; }
.kg-list { display: grid; gap: 12px; }
.kg-entry { border: 1px solid var(--line); border-radius: var(--control-radius); background: white; padding: 0 14px; }
.kg-entry summary { min-height: 62px; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-block: 10px; cursor: pointer; touch-action: manipulation; }
.kg-entry summary strong { font-size: 18px; }
.kg-entry p { line-height: 1.7; }
.kg-entry .kg-tag { max-width: 45%; text-align: center; font-size: 12px; flex-shrink: 0; }
.kg-dialog { width: min(520px, calc(100vw - 32px)); max-height: calc(100dvh - 40px); padding: 24px; border: 3px solid var(--ink); border-radius: var(--panel-radius); color: var(--ink); background: var(--paper); }
.kg-dialog::backdrop { background: rgb(32 50 77 / .38); }
.kg-dialog h2 { margin: 0 0 12px; font-size: 24px; }
.kg-dialog p { line-height: 1.8; }
.kg-check { display: flex; align-items: center; gap: 8px; min-height: 44px; font-size: 14px; }
.kg-check input { width: 22px; height: 22px; }
.kg-record-details summary { cursor: pointer; min-height: 44px; padding-top: 10px; touch-action: manipulation; }
.kg-small-link { display: inline-flex; align-items: center; min-height: 44px; text-underline-offset: 4px; color: var(--ink); font-weight: 700; }
@media (max-width: 720px) {
  #gameRoot { padding-block: 16px 8px; }
  .kg-screen { gap: 16px; }
  .kg-hero { grid-template-columns: 1fr; gap: 4px; }
  .kg-hero .kg-art { width: 156px; margin: 0; }
  .kg-board { grid-template-columns: 1fr; gap: 14px; }
  .kg-panel { padding: 16px; }
  .kg-choice strong { font-size: 16px; }
  .kg-hero h1 { font-size: clamp(28px, 6.7vw, 40px); }
  .kg-feedback-word { font-size: 25px; }
}
@media (prefers-reduced-motion: reduce) {
  .kokugo-frame *, .kokugo-frame *::before, .kokugo-frame *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}