:root {
  --ink: #233040;
  --ink-soft: #5d6b7c;
  --bg: #eef6ec;
  --paper: #ffffff;
  --line: #d7e6d3;
  --primary: #ff7a3d;
  --primary-dark: #d1561f;
  --leaf: #4fae5b;
  --gold: #ffd166;
  --font: "Zen Maru Gothic", system-ui, sans-serif;
  --num: "Big Shoulders Display", "Zen Maru Gothic", sans-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; }

.g-head { display: flex; align-items: center; gap: 10px; padding: 10px 16px; max-width: 640px; 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: 640px; margin: 0 auto; padding: 0 10px 24px; }
.play { position: relative; user-select: none; -webkit-user-select: none; }

/* 走る画面 */
.stage { position: relative; border-radius: 16px; overflow: hidden; box-shadow: 0 8px 24px rgba(35, 48, 64, 0.15); background: #8fd0f5; }
.cv { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; touch-action: none; cursor: pointer; }
.hud { position: absolute; left: 0; right: 0; top: 0; display: flex; align-items: center; gap: 10px; padding: 10px 12px; pointer-events: none; color: #fff; text-shadow: 0 1px 3px rgba(0, 0, 0, 0.35); font-weight: 900; }
.badge { padding: 2px 10px; border-radius: 999px; background: rgba(0, 0, 0, 0.28); font-size: 12px; text-shadow: none; }
.badge.daily { background: var(--primary); }
.dist { margin-left: auto; font-size: 14px; }
.dist b { font: 800 30px/1 var(--num); margin-right: 2px; }
.best { font-size: 12px; }
.best b { font: 800 18px/1 var(--num); }
.count { position: absolute; inset: 0; display: grid; place-items: center; font: 800 96px/1 var(--num); color: #fff; text-shadow: 0 4px 0 rgba(0, 0, 0, 0.2); pointer-events: none; }

.tools { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.kbd { flex: 1; margin: 0; font-size: 12px; color: var(--ink-soft); }
.tool { flex: none; padding: 9px 14px; 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（走る画面を隠して全体を見せる） */
.play.menu .stage, .play.menu .tools { display: none; }
.card-ui { width: 100%; max-width: 420px; margin: 0 auto; background: var(--paper); border-radius: 18px; padding: 20px 16px 16px; text-align: center; box-shadow: 0 10px 30px rgba(35, 48, 64, 0.1); }
.logo { margin: 0; font-size: 30px; font-weight: 900; letter-spacing: 0.04em; white-space: nowrap; color: var(--primary-dark); }
.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-size: 24px; font-weight: 900; color: var(--leaf); line-height: 1.35; }
.daily-note { margin: 4px 0 8px; font-size: 12px; color: var(--ink-soft); }
.done { font-size: 14px; font-weight: 900; margin: 6px 0; }
.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; opacity: 0.9; 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-score { display: flex; align-items: baseline; justify-content: center; gap: 4px; margin: 6px 0; }
.clear-score b { font: 800 72px/1 var(--num); font-variant-numeric: tabular-nums; }
.clear-score span { font-weight: 900; font-size: 22px; }
.clear-sub { margin: 0; font-size: 14px; font-weight: 700; }
.best-tag { display: inline-block; margin: 8px 0 0; padding: 2px 12px; border-radius: 999px; background: var(--gold); 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-size: 24px; font-weight: 900; }
.share { margin: 8px 0; }
.c-note { margin: 8px 0; padding: 8px 10px; border-radius: 12px; background: #fff6dd; font-size: 13px; font-weight: 700; text-align: left; }

.toast { position: absolute; left: 50%; top: 30%; transform: translate(-50%, -50%); z-index: 40; max-width: calc(100% - 24px); padding: 10px 18px; border-radius: 16px; background: rgba(35, 48, 64, 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-radius: 18px; padding: 22px 20px 12px; font-size: 15px; line-height: 1.85; }
.guide p { margin: 0 0 1em; }
.guide h2 { font-size: 19px; margin: 32px 0 12px; padding-left: 10px; border-left: 5px solid var(--primary); line-height: 1.4; }
.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: 640px; 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: 359px) { .hud .best { display: none; } } /* 小さい画面では距離だけ（ベストはタイトル画面に出す） */