:root {
  --ink: #23302a;
  --ink-soft: #5d6b63;
  --bg: #eef0e6;
  --paper: #ffffff;
  --line: #d6dccd;
  --primary: #2f5d3a;
  --primary-dark: #1f4128;
  --accent: #d9603b;
  --accent-soft: #fbe3d8;
  --near: #e9d79a;
  --tile: #dfe5d4;
  --tile-ink: #4c5a50;
  --gold: #f2c14e;
  --font: "Zen Kaku Gothic New", system-ui, sans-serif;
  --num: "Martian Mono", ui-monospace, "Zen Kaku Gothic New", monospace;
}
* { 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; white-space: nowrap; }
.g-title { flex: 1; text-align: center; min-width: 0; }
.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; }

.bar { display: grid; grid-template-columns: 1.3fr 1fr; gap: 8px; margin-bottom: 10px; }
.box { background: var(--paper); border: 1px solid var(--line); border-radius: 12px; padding: 6px 8px; text-align: center; min-width: 0; }
.lbl { font-size: 11px; font-weight: 900; color: var(--ink-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.val { font: 700 22px/1.25 var(--num); font-variant-numeric: tabular-nums; white-space: nowrap; }
.val small { font-size: 15px; color: var(--ink-soft); }

/* ヒントの札 */
.hints { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.h { display: flex; align-items: baseline; gap: 8px; padding: 8px 12px; background: var(--paper); border: 1px solid var(--line); border-left: 5px solid var(--primary); border-radius: 12px; min-width: 0; }
.h-no { flex: none; font: 700 13px/1.5 var(--num); color: var(--primary); }
.h-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.h-k { font-size: 11px; font-weight: 900; color: var(--ink-soft); line-height: 1.4; }
.h-t { font-size: 15px; font-weight: 700; line-height: 1.55; overflow-wrap: anywhere; }
.h.lock { background: transparent; border-style: dashed; border-left: 5px solid var(--line); padding: 4px 12px; }
.h.lock .h-no { color: var(--ink-soft); }
.h.lock .h-body { flex-direction: row; align-items: baseline; gap: 8px; }
.h.lock .h-t { font-size: 11px; color: var(--ink-soft); font-weight: 700; }
.play:not(.menu) .h:not(.lock):last-of-type, .hints .h.new { animation: open 0.4s ease-out; }
@keyframes open { from { opacity: 0; transform: translateY(-4px); } }
@media (prefers-reduced-motion: reduce) { .play:not(.menu) .h:not(.lock):last-of-type { animation: none; } }

.wrong { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.ng-chip { padding: 2px 10px; border-radius: 999px; background: #e3e5de; color: var(--ink-soft); font-size: 13px; font-weight: 900; text-decoration: line-through; text-decoration-color: var(--accent); }

/* 答えを選ぶところ */
.pick { margin-top: 10px; background: var(--paper); border: 1px solid var(--line); border-radius: 16px; padding: 10px; }
.find { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; font: 700 16px/1.3 var(--font); background: var(--bg); color: var(--ink); }
.find:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.tabs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px; margin-top: 8px; }
.tab { padding: 7px 2px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--ink); font: 900 12px/1.2 var(--font); white-space: nowrap; cursor: pointer; }
.tab.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.prefs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-top: 8px; min-height: 46px; }
.pref { min-width: 0; padding: 10px 2px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); color: var(--ink); font: 900 15px/1.2 var(--font); white-space: nowrap; cursor: pointer; touch-action: manipulation; }
.pref.sel { background: var(--accent-soft); border-color: var(--accent); box-shadow: inset 0 0 0 2px var(--accent); }
.pref.ng, .pref:disabled { opacity: 0.4; text-decoration: line-through; cursor: default; }
.none { grid-column: 1 / -1; margin: 6px 0; text-align: center; font-size: 13px; color: var(--ink-soft); }
.btn.go { margin: 10px 0 0; }
.btn.go:disabled { background: #b9c3b3; box-shadow: none; opacity: 1; }

.tools { display: flex; justify-content: center; margin-top: 10px; }
.tool { display: inline-flex; align-items: center; gap: 6px; padding: 9px 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); color: var(--ink); font: 900 13px/1 var(--font); cursor: pointer; }

/* タイトル・結果（遊ぶところを隠して全体を見せる） */
.play.menu .bar, .play.menu > .hints, .play.menu .wrong, .play.menu .pick, .play.menu .tools { display: none; }
.card-ui { width: 100%; max-width: 420px; margin: 0 auto; background: var(--paper); border: 1px solid var(--line); border-radius: 18px; padding: 20px 16px 16px; text-align: center; box-shadow: 0 10px 30px rgba(35, 48, 42, 0.1); }
.logo { margin: 0; font: 900 27px/1.3 var(--font); letter-spacing: 0.03em; }
.day { margin: 2px 0 12px; 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 24px/1.4 var(--font); color: var(--primary-dark); }
.daily-note { margin: 4px 0 8px; font-size: 12px; color: var(--ink-soft); }
.done { font-size: 14px; font-weight: 900; margin-top: 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; }

.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.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-big { margin: 6px 0; }
.clear-big b { font: 700 56px/1 var(--num); font-variant-numeric: tabular-nums; }
.clear-big span { font: 900 17px/1.4 var(--font); margin-left: 4px; }
.clear-big.miss b { color: var(--ink-soft); }
.clear-sub { margin: 0; font-size: 14px; font-weight: 700; }
.answer { display: inline-flex; align-items: center; gap: 10px; margin: 10px 0 0; padding: 6px 16px; border-radius: 12px; background: var(--primary); color: #fff; }
.answer-lbl { font-size: 12px; font-weight: 900; }
.answer-name { font: 900 24px/1.3 var(--font); letter-spacing: 0.06em; }
.best { display: block; width: max-content; margin: 8px auto 0; padding: 2px 12px; border-radius: 999px; background: var(--gold); font-weight: 900; font-size: 13px; }

/* タイル地図 */
.map-wrap { margin: 12px -8px 0; padding: 8px 4px 6px; background: #e4ecf0; border-radius: 14px; }
.map svg { display: block; width: 100%; height: auto; }
.map .t rect { fill: var(--tile); stroke: #c6cfbd; stroke-width: 0.8; }
.map .t text { fill: var(--tile-ink); font-family: var(--font); font-weight: 700; text-anchor: middle; dominant-baseline: central; }
.map .t-near rect { fill: var(--near); stroke: #cdb768; }
.map .t-ng rect { fill: #a8b0a5; stroke: #8f988c; }
.map .t-ng text { fill: #fff; }
.map .t-ans rect { fill: var(--accent); stroke: #a8432a; stroke-width: 1.5; }
.map .t-ans text { fill: #fff; font-weight: 900; }
.map-key { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 4px 6px; margin-top: 6px; font-size: 11px; font-weight: 900; color: var(--ink-soft); }
.map-key .k { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-left: 6px; }
.k-ans { background: var(--accent); }
.k-ng { background: #a8b0a5; }
.k-near { background: var(--near); }
.intro { margin: 10px 0 0; padding: 10px 12px; background: var(--bg); border-radius: 12px; text-align: left; font-size: 14px; font-weight: 700; line-height: 1.75; }
.all-hints { margin: 10px 0 0; text-align: left; }
.all-hints summary { cursor: pointer; font-size: 13px; font-weight: 900; color: var(--primary-dark); text-align: center; padding: 6px; }
.all-hints .hints { margin-top: 6px; }
.all-hints .h-t { 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: 900 22px/1.4 var(--font); }
.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; }

.toast { position: absolute; left: 50%; top: 120px; transform: translateX(-50%); z-index: 40; width: max-content; max-width: calc(100% - 24px); padding: 10px 18px; border-radius: 16px; background: rgba(35, 48, 42, 0.92); color: #fff; font-weight: 900; font-size: 14px; text-align: center; pointer-events: none; }

/* 下の解説（ポータルと同じ決まり: 行間 1.85・段落の間は1行分・見出しは前を広く後ろを狭く） */
.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: 360px) {
  .g-head { gap: 6px; padding: 10px 8px; font-size: 12px; }
  .tab { font-size: 11px; }
  .pref { font-size: 14px; padding: 10px 0; }
  .h { padding: 7px 10px; }
  .h-t { font-size: 14px; }
  .logo { font-size: 24px; }
  .clear-big b { font-size: 48px; }
  .clear-big span { font-size: 15px; }
}