/* ============================================================
   Hanzi Studio — Hanzi Arcade（笔顺街机）
   仅在 play.html 引入：不污染其它页面
   ============================================================ */

.page-play { background: var(--paper); }

/* ---------- 页面级紧凑化：hero 与模式条压缩，游戏一屏放下 ---------- */
.page-play .tool-hero { padding: 14px 0 12px; }
.page-play .tool-hero h1 { font-size: 25px; margin-top: 6px; }
.page-play .tool-hero p { margin-top: 5px; font-size: 13.5px; max-width: 700px; }
.page-play .tool-hero .eyebrow { font-size: 10.5px; }
.page-play .tool-hero__meta { display: none; }
.page-play .section--tight { padding-top: 14px; }

.play-board {
  max-width: 780px;
  margin: 0;
}

/* ---------- 卡片外壳 ---------- */
.play-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.play-card[hidden] { display: none; }
.play-card__head { margin-bottom: 22px; }
.play-card__title {
  font-family: var(--font-serif, Georgia, serif);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.play-label {
  font-size: 11px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--ink-3);
  margin-bottom: 10px;
}

/* ---------- 开始屏 ---------- */
.play-level { margin-bottom: 24px; }
.play-level .seg { display: flex; max-width: none; width: 100%; }
.play-level .seg__btn {
  flex: 1 1 auto;        /* basis auto：按钮背景永远不小于文字 */
  min-width: max-content;
  white-space: nowrap;
  font-size: 12.5px;
  padding: 0 10px;
}

.play-startrow {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 18px 0 22px;
  border-bottom: 1px solid var(--line);
}
.play-record {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--ink-3);
}
.play-record__item b { color: var(--ink); font-weight: 600; }
.play-record__sep { width: 1px; height: 18px; background: var(--line-2); }

.play-howto {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}
.play-howto li { display: flex; gap: 14px; align-items: flex-start; }
.play-howto__no {
  flex: 0 0 auto;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--seal-soft);
  color: var(--seal-700);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  margin-top: 1px;
}
.play-howto b { font-size: 14.5px; }
.play-howto p { font-size: 13.5px; color: var(--ink-2); margin-top: 3px; line-height: 1.55; }

.play-note {
  margin-top: 22px;
  padding: 12px 14px;
  background: var(--paper-2);
  border-left: 2px solid var(--line-3);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 13px;
  color: var(--ink-2);
}

kbd {
  display: inline-block;
  min-width: 18px;
  padding: 1px 5px;
  border: 1px solid var(--line-2);
  border-bottom-width: 2px;
  border-radius: 3px;
  background: var(--surface);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11.5px;
  line-height: 16px;
  text-align: center;
  color: var(--ink-2);
}

/* ---------- 游戏屏 · HUD ---------- */
.play-hud {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.play-hud__label {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 700;
}
.play-hud__score b {
  font-size: 22px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.play-bar {
  height: 6px;
  border-radius: 999px;
  background: var(--paper-3);
  overflow: hidden;
}
.play-bar span {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--jade);
  border-radius: 999px;
  transition: background-color .2s;
}
.play-bar span[data-low="true"] { background: var(--seal); }
.play-hud__time {
  margin-top: 6px;
  font-size: 11.5px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.play-hud__combo {
  font-size: 14px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--ink-3);
  background: var(--paper-2);
  border-radius: 999px;
  padding: 6px 12px;
  transition: color .15s, background .15s, transform .15s;
}
.play-hud__combo[data-on="true"] {
  color: var(--seal-700);
  background: var(--seal-soft);
  transform: scale(1.04);
}

/* ---------- 游戏屏 · 主体（紧凑化：一屏放下） ---------- */
.play-card--game { padding: 20px 24px; }

.play-body {
  display: grid;
  grid-template-columns: 218px 1fr;
  gap: 20px;
  padding-top: 14px;
}

.play-stagewrap { display: flex; flex-direction: column; gap: 8px; }
.play-stage {
  width: 100%;
  max-width: 218px;
  aspect-ratio: 1 / 1;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.play-stage svg { width: 100%; height: 100%; display: block; }
.play-stage[data-tone="ok"] { border-color: #CFE0D9; }
.play-stage[data-tone="err"] { border-color: var(--seal-line); }

.play-stage__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.play-stage__dot { width: 3px; height: 3px; border-radius: 50%; background: var(--line-3); }

.play-askside { display: flex; flex-direction: column; }
.play-prompt {
  font-family: var(--font-serif, Georgia, serif);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
}
.play-prompt span { color: var(--seal); font-variant-numeric: tabular-nums; }

/* 选项：单行 4 个小方块，避免 2×2 大图撑爆一屏 */
.play-opts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  max-width: 460px;
}
.play-opt {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .12s, background .12s, transform .12s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.play-opt:hover:not(:disabled) { border-color: var(--seal-line); background: var(--seal-soft); }
.play-opt:focus-visible { outline: 2px solid var(--seal); outline-offset: 2px; }
.play-opt:disabled { cursor: default; }
.play-opt svg { width: 100%; height: 100%; display: block; }
.play-opt__key {
  position: absolute;
  left: 6px; top: 5px;
  font-size: 10.5px;
  font-family: var(--font-mono, ui-monospace, monospace);
  color: var(--ink-3);
  opacity: .75;
}
.play-opt[data-state="correct"] {
  border-color: var(--jade);
  background: var(--jade-soft);
  box-shadow: inset 0 0 0 1px var(--jade);
}
.play-opt[data-state="wrong"] {
  border-color: var(--seal);
  background: var(--seal-soft);
  animation: play-shake .26s ease-in-out;
}
.play-opt[data-state="muted"] { opacity: .42; }
@keyframes play-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-3px); }
  75% { transform: translateX(3px); }
}

.play-fb {
  min-height: 20px;
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-3);
}
.play-fb[data-tone="ok"] { color: var(--jade); font-weight: 500; }
.play-fb[data-tone="err"] { color: var(--seal-700); font-weight: 500; }
.play-fb b { font-weight: 600; }

.play-quit {
  margin-top: 10px;
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  font-size: 12.5px;
  color: var(--ink-3);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.play-quit:hover { color: var(--seal); }

/* ---------- 结算屏 ---------- */
.play-end__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}
.play-end__score { display: flex; align-items: baseline; gap: 8px; }
.play-end__score b {
  font-size: 48px;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.play-end__score span { font-size: 14px; color: var(--ink-3); }
.play-end__seal {
  flex: 0 0 auto;
  width: 54px; height: 54px;
  border-radius: 3px;
  background: var(--seal);
  color: #fff;
  font-family: var(--font-serif, Georgia, serif);
  font-size: 30px;
  display: flex; align-items: center; justify-content: center;
}

.play-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0;
}
.play-stat {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
}
.play-stat span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 4px;
}
.play-stat b { font-size: 20px; font-weight: 600; font-variant-numeric: tabular-nums; }

.play-missed { padding: 18px 0 4px; border-top: 1px solid var(--line); }
.play-missed[hidden] { display: none; }
.play-missed__row { display: flex; flex-wrap: wrap; gap: 8px; }
.play-missed__item {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 10px 6px 8px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: var(--surface);
  text-decoration: none;
  transition: border-color .12s, background .12s;
}
.play-missed__item:hover { border-color: var(--seal-line); background: var(--seal-soft); }
.play-missed__item b {
  font-family: var(--font-serif, Georgia, serif);
  font-size: 20px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1;
}
.play-missed__item span { font-size: 11.5px; color: var(--ink-3); }

.play-actions { margin-top: 22px; }
.play-actions__row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.play-end__sell {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.play-end__sell p { max-width: 52ch; color: var(--ink-2); }

.play-disclaimer { margin-top: 14px; text-align: center; }

/* ---------- 底部字符链接 ---------- */
.play-charrow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.play-charrow a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  text-decoration: none;
  color: var(--ink-3);
  font-size: 12px;
  transition: border-color .12s, background .12s, color .12s;
}
.play-charrow a:hover { border-color: var(--seal-line); background: var(--seal-soft); color: var(--seal-700); }
.play-charrow a b {
  font-family: var(--font-serif, Georgia, serif);
  font-size: 21px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1;
}

/* ---------- 模式切换（紧凑） ---------- */
.play-modes {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}
.play-mode {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  padding: 6px 10px;
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  font: inherit;
  cursor: pointer;
  transition: border-color .12s, background .12s, color .12s;
}
.play-mode b { font-size: 13.5px; font-weight: 600; color: var(--ink); }
.play-mode span { font-size: 10.5px; color: var(--ink-3); }
.play-mode:hover { border-color: var(--seal-line); }
.play-mode[aria-pressed="true"] {
  border-color: var(--seal);
  background: var(--seal-soft);
}
.play-mode[aria-pressed="true"] b { color: var(--seal-700); }

/* ---------- 手写判官 ---------- */
.play-card--ink { padding: 16px 20px; }
.play-card--ink .play-card__head { margin-bottom: 10px; }
.play-ink__round { color: var(--seal); }

.ink-prompt {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.ink-prompt__word { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.ink-prompt__word b { font-size: 20px; font-weight: 600; }
.ink-prompt__count {
  font-size: 13px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
  background: var(--paper-2);
  border-radius: 999px;
  padding: 4px 12px;
}
.ink-prompt__count #ink-count { color: var(--ink); font-weight: 600; }

/* 书写板限宽限高：保证整卡在一屏内 */
.ink-board {
  max-width: clamp(280px, 40vh, 380px);
  margin: 0;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
}

/* 双栏：左 = 书写板，右 = 判分结果与说明 */
.ink-grid {
  display: grid;
  grid-template-columns: minmax(0, 412px) 1fr;
  gap: 22px;
  align-items: start;
}
.ink-grid__main { min-width: 0; }
.ink-grid__side { min-width: 0; }
.ink-grid__side .play-note { margin-top: 14px; }
.ink-board svg {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  cursor: crosshair;
  touch-action: none;
}
.ink-board svg path[data-ink="user"] {
  stroke: #16150F;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}
.ink-board svg path[data-ink="live"] {
  stroke: var(--seal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  opacity: .8;
}

.ink-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.ink-tools #ink-submit { margin-left: auto; }

.ink-result { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.ink-result[hidden] { display: none; }
.ink-result__scorebox {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 16px;
}
.ink-result__score { display: flex; align-items: baseline; gap: 6px; }
.ink-result__score b {
  font-size: 46px;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.ink-result__score span { font-size: 14px; color: var(--ink-3); }
.ink-result__score[data-tone="good"] b { color: var(--jade, #2E7D5B); }
.ink-result__score[data-tone="mid"] b { color: #A8722A; }
.ink-result__score[data-tone="bad"] b { color: var(--seal-700); }
.ink-result__verdict { min-width: 0; }
.ink-result__verdict b { font-size: 16px; }

.ink-overlaywrap {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  align-items: start;
}
.ink-overlaywrap svg {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px;
}
.ink-strokes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.ink-strokes li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-2);
}
.ink-strokes li i {
  flex: 0 0 auto;
  font-style: normal;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  width: 44px;
  text-align: center;
  border-radius: 4px;
  padding: 2px 0;
  background: var(--paper-2);
}
.ink-strokes li[data-k="good"] i { background: var(--jade-soft); color: var(--jade, #2E7D5B); }
.ink-strokes li[data-k="mid"] i { background: #F3E4C8; color: #A8722A; }
.ink-strokes li[data-k="bad"] i { background: var(--seal-soft); color: var(--seal-700); }

/* ---------- 响应式 ---------- */
@media (max-width: 720px) {
  .play-card { padding: 20px; }
  .play-body { grid-template-columns: 1fr; gap: 16px; }
  .play-stage { max-width: 180px; margin: 0 auto; }
  .play-opts { max-width: none; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 7px; }
  .play-opt { padding: 5px; }
  .play-opt__key { left: 4px; top: 3px; font-size: 9.5px; }
  .play-prompt { text-align: center; margin-bottom: 10px; }
  .play-fb { text-align: center; }
  .play-hud { grid-template-columns: auto 1fr; gap: 14px 16px; }
  .play-hud__combo { grid-column: 2; grid-row: 1; justify-self: end; }
  .play-hud__clock { grid-column: 1 / -1; }
  .play-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .play-end__score b { font-size: 38px; }
  .play-level .seg { flex-direction: column; }
  .play-level .seg__btn { width: 100%; }
  .play-modes { flex-direction: column; }
  .play-mode { flex-direction: row; justify-content: center; gap: 8px; }
  .ink-grid { grid-template-columns: 1fr; gap: 14px; }
  .ink-board { max-width: min(340px, 60vh); margin: 0 auto; }
  .ink-overlaywrap { grid-template-columns: 1fr; }
  .ink-result__scorebox { gap: 14px; }
  .ink-result__score b { font-size: 38px; }
  .ink-tools #ink-submit { margin-left: 0; width: 100%; }
}

@media print {
  .play-board, .play-disclaimer, .ad-slot, .site-header, .site-footer { display: none !important; }
}