:root {
  --ink: #23302b;
  --ink-soft: #5f6d66;
  --bg: #eef2ea;
  --paper: #fffef9;
  --line: #d3dccf;
  --primary: #2f5d50;
  --primary-dark: #1e4037;
  --accent: #c2462e;
  --gold: #f2c14e;
  --tile: #fbf6e8;
  --tile-line: #d9cfb4;
  --ok: #2e7d4f;
  --font: "Zen Maru Gothic", system-ui, sans-serif;
  --kanji: "Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", serif;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); font-weight: 500; line-height: 1.7; line-break: strict; }
.hidden { display: none !important; }
.nw { white-space: nowrap; }

.g-head { display: flex; align-items: center; gap: 10px; padding: 10px 16px; max-width: 520px; margin: 0 auto; font-size: 13px; font-weight: 900; }
.g-brand { color: var(--ink-soft); text-decoration: none; }
.g-title { flex: 1; text-align: center; }
.g-head [data-mg-account] a { color: var(--primary-dark); text-decoration: none; }

main { max-width: 520px; margin: 0 auto; padding: 0 12px 24px; }
.play { position: relative; user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; }

.bar { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; margin-bottom: 6px; }
.box { background: var(--paper); border: 1px solid var(--line); border-radius: 12px; padding: 5px 6px; text-align: center; min-width: 0; display: flex; flex-direction: column; justify-content: center; min-height: 54px; }
.lbl { font-size: 11px; font-weight: 900; color: var(--ink-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.val { font: 900 20px/1.25 var(--font); font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#qno { font-size: 16px; }
.steps-bar { list-style: none; display: flex; justify-content: center; gap: 6px; margin: 0 0 4px; padding: 0; }
.steps-bar li { padding: 1px 10px; border-radius: 999px; background: var(--paper); border: 1px solid var(--line); font-size: 12px; font-weight: 900; color: var(--ink-soft); }
.steps-bar li.now { background: var(--primary); border-color: var(--primary); color: #fff; }
.steps-bar li.ok { background: #e3f1e6; border-color: #93c4a0; color: #23603a; }
.note { margin: 0 0 4px; min-height: 1.6em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 13px; font-weight: 900; color: var(--primary-dark); text-align: center; }
.note.warn { color: var(--accent); }

/* 十字の盤: 5×5 のます（字・矢印・字・矢印・字） */
.cross-wrap { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; padding: 10px 8px 8px; box-shadow: 0 8px 22px rgba(30, 60, 50, 0.08); }
.cross { --ks: 66px; --as: 26px; display: grid; grid-template-columns: var(--ks) var(--as) var(--ks) var(--as) var(--ks); grid-template-rows: var(--ks) var(--as) var(--ks) var(--as) var(--ks); justify-content: center; align-items: center; justify-items: center; }
.cross .k { width: var(--ks); height: var(--ks); display: flex; align-items: center; justify-content: center; border-radius: 14px; background: var(--tile); border: 2px solid var(--tile-line); font: 800 calc(var(--ks) * 0.62)/1 var(--kanji); color: var(--ink); }
.cross .t { grid-area: 1 / 3; } .cross .a1 { grid-area: 2 / 3; }
.cross .l { grid-area: 3 / 1; } .cross .a2 { grid-area: 3 / 2; }
.cross .c { grid-area: 3 / 3; } .cross .a3 { grid-area: 3 / 4; }
.cross .r { grid-area: 3 / 5; } .cross .a4 { grid-area: 4 / 3; }
.cross .b { grid-area: 5 / 3; }
.cross .k.c { background: #fff; border: 3px dashed var(--primary); color: var(--primary); }
.cross .k.c.ng { border-style: solid; border-color: var(--accent); color: var(--accent); animation: shake 0.35s; }
.cross .k.c.ok { border-style: solid; border-color: var(--ok); background: #e9f5ec; color: var(--ok); }
.cross.solved .k:not(.c) { border-color: #a9d3b6; }
.cross .ar { color: var(--primary); width: var(--as); height: var(--as); }
.cross .ar svg { width: 100%; height: 100%; display: block; }
@keyframes shake { 20% { transform: translateX(-5px); } 45% { transform: translateX(5px); } 70% { transform: translateX(-3px); } }
.hints { list-style: none; margin: 6px 0 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 8px; min-height: 0; }
.hints:empty { display: none; }
.hints li { padding: 1px 10px; border-radius: 999px; background: #e7f0f8; color: #234e72; font-size: 13px; font-weight: 900; }
.hints li b { font: 800 15px/1 var(--kanji); margin-right: 4px; color: var(--ink); }

/* 候補の16字（4×4）。押す操作は touch-action: manipulation の下 */
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; margin: 10px 0 0; touch-action: manipulation; }
.tile { position: relative; aspect-ratio: 1.25; min-height: 52px; border: 2px solid var(--tile-line); border-radius: 12px; background: var(--tile); color: var(--ink); font: 800 30px/1 var(--kanji); cursor: pointer; display: flex; align-items: center; justify-content: center; padding: 0; box-shadow: 0 3px 0 var(--tile-line); touch-action: manipulation; }
.tile:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--tile-line); }
.tile.ng { background: #eee9e2; color: #b5aca0; border-color: #ddd5ca; box-shadow: none; cursor: default; }
.tile.ng::after { content: ""; position: absolute; inset: 10px 16%; background: linear-gradient(to top right, transparent calc(50% - 1.5px), rgba(194, 70, 46, 0.7) calc(50% - 1.5px), rgba(194, 70, 46, 0.7) calc(50% + 1.5px), transparent calc(50% + 1.5px)); pointer-events: none; }
.tile.ok { background: #e3f1e6; border-color: var(--ok); color: var(--ok); }
.tile:disabled { cursor: default; }

.tools { display: grid; grid-template-columns: 2fr 1fr; gap: 6px; margin-top: 10px; touch-action: manipulation; }
.tool { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 4px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); color: var(--ink); font: 900 13px/1 var(--font); cursor: pointer; white-space: nowrap; }
.tool:disabled { opacity: 0.35; cursor: default; }
.kbd { margin: 8px 0 0; font-size: 12px; color: var(--ink-soft); text-align: center; }
@media (prefers-reduced-motion: reduce) { .cross .k.c.ng { animation: none; } }

/* タイトル・結果（盤を隠して全体を見せる） */
.play.menu .bar, .play.menu .steps-bar, .play.menu .note, .play.menu .cross-wrap, .play.menu .tiles, .play.menu .tools, .play.menu .kbd { display: none; }
.card-ui { width: 100%; max-width: 420px; margin: 0 auto; background: var(--paper); border: 1px solid var(--line); border-radius: 18px; padding: 18px 16px 16px; text-align: center; box-shadow: 0 10px 30px rgba(30, 60, 50, 0.08); }
.logo-art { display: grid; grid-template-columns: repeat(3, 34px); grid-template-rows: repeat(3, 34px); gap: 4px; justify-content: center; }
.logo-art .lk { display: flex; align-items: center; justify-content: center; border-radius: 8px; background: var(--tile); border: 2px solid var(--tile-line); font: 800 20px/1 var(--kanji); }
.logo-art .t { grid-area: 1 / 2; } .logo-art .l { grid-area: 2 / 1; } .logo-art .c { grid-area: 2 / 2; background: #fff; border: 2px dashed var(--primary); color: var(--primary); } .logo-art .r { grid-area: 2 / 3; } .logo-art .b { grid-area: 3 / 2; }
.logo { margin: 8px 0 0; font: 800 28px/1.3 var(--kanji); letter-spacing: 0.04em; white-space: nowrap; color: var(--primary-dark); }
.day { margin: 2px 0 10px; font-size: 13px; color: var(--ink-soft); font-weight: 900; }
.daily-box { border: 2px solid var(--primary); border-radius: 16px; padding: 12px; margin-bottom: 10px; }
.daily-lbl { font-size: 11px; font-weight: 900; color: var(--ink-soft); letter-spacing: 0.1em; }
.daily-name { font: 900 18px/1.4 var(--font); color: var(--primary-dark); }
.daily-note { margin: 6px 0 8px; font-size: 12px; color: var(--ink-soft); }
.done { font-size: 14px; font-weight: 900; margin-top: 6px; }
.free-lbl { font-size: 12px; font-weight: 900; color: var(--ink-soft); margin: 6px 0 4px; }
.free-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.howto { list-style: none; margin: 12px 0 0; padding: 10px 12px; background: var(--bg); border-radius: 12px; text-align: left; font-size: 13px; font-weight: 700; }
.howto li { display: flex; align-items: baseline; gap: 6px; padding: 3px 0; }
.howto .num { flex: none; font-weight: 900; color: var(--primary); }
.stats { font-size: 12px; color: var(--ink-soft); font-weight: 700; margin: 10px 0 0; }

.list-h { margin: 0; font: 800 24px/1.4 var(--kanji); color: var(--primary-dark); }
.list-sub { margin: 2px 0 10px; font-size: 12px; color: var(--ink-soft); font-weight: 700; }
.qlist { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; touch-action: manipulation; }
.qlist button { width: 100%; padding: 8px 0 6px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); font: 900 15px/1.1 var(--font); color: var(--ink); cursor: pointer; }
.qlist button small { display: block; margin-top: 3px; font-size: 10px; letter-spacing: -1px; color: #b07d00; min-height: 1em; }

.btn { display: block; width: 100%; margin: 8px 0; padding: 13px 10px; border: 0; border-radius: 14px; font: 900 16px/1.2 var(--font); cursor: pointer; background: var(--bg); color: var(--ink); }
.btn small { display: block; font-size: 11px; font-weight: 700; color: var(--ink-soft); margin-top: 3px; }
.btn.primary { background: var(--primary); color: #fff; box-shadow: 0 4px 0 var(--primary-dark); }
.btn.primary:active { transform: translateY(2px); box-shadow: 0 2px 0 var(--primary-dark); }
.btn.lv { margin: 0; font-size: 14px; padding: 10px 2px; background: #e4ede1; }
.btn.sub { font-size: 14px; }
.btn.ghost { background: transparent; border: 2px solid var(--line); color: var(--ink-soft); font-size: 14px; }
.btn.x { background: #000; color: #fff; display: flex; align-items: center; justify-content: center; gap: 8px; }
.btn:disabled { opacity: 0.5; cursor: default; }

.clear-lbl { font-size: 13px; font-weight: 900; color: var(--primary-dark); }
.clear-time { font: 900 52px/1.1 var(--font); font-variant-numeric: tabular-nums; margin: 6px 0; }
.clear-sub { margin: 0; font-size: 14px; font-weight: 700; }
.marks { margin: 8px auto 0; display: grid; gap: 2px; justify-content: center; font-size: 15px; font-weight: 900; letter-spacing: 0.08em; }
.marks div { display: flex; gap: 8px; justify-content: flex-start; }
.marks span.n { width: 5.2em; text-align: right; color: var(--ink-soft); font-size: 12px; letter-spacing: 0; padding-top: 2px; }
.c-detail { list-style: none; margin: 8px auto 0; padding: 8px 12px; max-width: 300px; background: var(--bg); border-radius: 12px; text-align: left; font-size: 13px; font-weight: 700; }
.c-detail li { display: flex; justify-content: space-between; gap: 8px; padding: 1px 0; }
.c-detail li b { font-weight: 900; }
.c-detail li.tot { border-top: 1px solid var(--line); margin-top: 3px; padding-top: 4px; }
.best { display: inline-block; margin: 8px 4px 0; padding: 2px 12px; border-radius: 999px; background: var(--gold); font-weight: 900; font-size: 13px; }
.pstreak { display: inline-block; margin: 8px 4px 0; padding: 2px 12px; border-radius: 999px; background: #e3f1e6; color: #23603a; font-weight: 900; font-size: 13px; }
.rank { margin: 12px 0; padding: 8px; background: var(--bg); border-radius: 14px; }
.rank-lbl { font-size: 11px; font-weight: 900; color: var(--ink-soft); }
.rank-name { font: 800 26px/1.4 var(--kanji); color: var(--primary-dark); }
.rank-basis { font-size: 11px; font-weight: 700; color: var(--ink-soft); }
.c-note { margin: 8px 0; padding: 8px 10px; border-radius: 12px; background: #fff6dd; font-size: 13px; font-weight: 700; text-align: left; }
.share { margin: 8px 0; }

/* 熟語のメモ（解いたあとに出す、4つの熟語の読みと意味） */
.memo { margin: 12px 0 4px; text-align: left; }
.memo:empty { display: none; }
.memo h3 { margin: 0 0 6px; font-size: 14px; font-weight: 900; color: var(--primary-dark); text-align: center; }
.memo .q { margin: 0 0 10px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.memo .q-h { display: flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 900; color: var(--ink-soft); margin-bottom: 4px; }
.memo .q-h b { font: 800 24px/1 var(--kanji); color: var(--ok); }
.memo dl { margin: 0; }
.memo .w { display: grid; grid-template-columns: auto 1fr; gap: 0 10px; padding: 4px 0; border-top: 1px dashed var(--line); }
.memo .w:first-child { border-top: 0; }
.memo dt { font: 800 22px/1.2 var(--kanji); white-space: nowrap; }
.memo dt small { display: block; font: 700 11px/1.3 var(--font); color: var(--ink-soft); }
.memo dd { margin: 0; font-size: 13px; font-weight: 700; align-self: center; line-height: 1.5; }

.toast { position: absolute; left: 50%; top: 2px; transform: translate(-50%, 0); z-index: 40; width: max-content; max-width: calc(100% - 24px); padding: 10px 18px; border-radius: 16px; background: rgba(35, 48, 43, 0.92); color: #fff; font-weight: 900; font-size: 15px; text-align: center; pointer-events: none; }
.toast.big { font: 800 30px/1.3 var(--kanji); padding: 14px 30px; background: rgba(46, 125, 79, 0.94); }
.toast.bad { background: rgba(194, 70, 46, 0.94); font-size: 18px; }

/* 下の解説（ポータルと同じ決まり） */
.guide { margin-top: 28px; background: var(--paper); border: 1px solid var(--line); border-radius: 18px; padding: 22px 20px 12px; font-size: 15px; line-height: 1.85; }
.guide p { margin: 0 0 1em; }
.guide h2 { font: 900 19px/1.4 var(--font); margin: 32px 0 12px; padding-left: 10px; border-left: 5px solid var(--primary); }
.guide h2:first-child { margin-top: 0; }
.guide h3 { font-size: 16px; margin: 22px 0 6px; line-height: 1.5; }
.guide ul { padding-left: 1.3em; margin: 0 0 1em; }
.guide li { margin: 6px 0; }
.guide .steps { list-style: none; padding: 0; }
.guide .steps li { display: flex; align-items: baseline; gap: 6px; }
.guide .steps .num { flex: none; font-weight: 900; color: var(--primary); }
.guide details { border-top: 1px solid var(--line); padding: 12px 0; }
.guide details p { margin: 8px 0 4px; }
.guide summary { font-weight: 900; cursor: pointer; }
.guide a { color: var(--primary-dark); }
.g-foot { max-width: 520px; margin: 0 auto; padding: 14px 16px 28px; font-size: 12px; text-align: center; }
.g-foot a { color: var(--ink-soft); }
.card-ui .mg-box { background: var(--bg); border-color: transparent; }
@media (max-width: 370px) { main { padding: 0 6px 24px; } .cross { --ks: 58px; --as: 22px; } .tile { font-size: 27px; } }
@media (min-height: 760px) and (min-width: 380px) { .cross { --ks: 72px; --as: 28px; } }

/* 遊んでいるあいだ（html.jukugo-play）: ページが指でずれない・サイトの見出しを隠して盤を大きく */
html.jukugo-play, html.jukugo-play body { overscroll-behavior: none; }
html.jukugo-play .g-head { display: none; }
html.jukugo-play main { padding: 6px 8px 24px; }