/* ── 夜店・縁日。藍の夜に提灯の灯り。単一テーマで意図的に統一する ─────── */
:root{
  --night-0:#090E20;
  --night-1:#111830;
  --night-2:#1B2442;
  --paper:#F0E8D7;
  --paper-dim:#9AA2BE;
  --lantern:#F5A623;
  --lantern-soft:#FFD37A;
  --beni:#E2564A;
  --line:rgba(240,232,215,.13);
  --sans:"Hiragino Maru Gothic ProN","Yu Gothic",system-ui,sans-serif;
  --display:"Hiragino Maru Gothic ProN",system-ui,sans-serif;
  --r-sm:8px; --r-md:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{height:100%}
body{
  height:100%;
  margin:0;
  font-family:var(--sans);
  color:var(--paper);
  background:
    radial-gradient(120% 70% at 50% -10%,#2A2150 0%,rgba(42,33,80,0) 60%),
    radial-gradient(70% 45% at 50% 42%,rgba(245,166,35,.10) 0%,rgba(245,166,35,0) 70%),
    var(--night-0);
  -webkit-tap-highlight-color:transparent;
  overscroll-behavior:none;
}
:focus-visible{outline:2px solid var(--lantern);outline-offset:3px;border-radius:6px}

.stage{
  height:100%;
  max-width:560px;
  margin-inline:auto;
  padding:clamp(8px,2.2vw,18px) clamp(10px,3vw,20px) clamp(10px,2.4vw,18px);
  display:flex;
  flex-direction:column;
  gap:clamp(8px,1.6vh,14px);
}

/* ── 看板 ─────────────────────────────────────────────── */
.sign{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 14px;
  border-radius:var(--r-md);
  background:linear-gradient(180deg,var(--night-2),var(--night-1));
  border:1px solid var(--line);
  box-shadow:0 1px 0 rgba(255,255,255,.05) inset,0 10px 24px -18px #000;
}
.sign__title{display:flex;flex-direction:column;gap:3px;line-height:1}
.sign__eyebrow{font-size:10px;letter-spacing:.32em;color:var(--lantern);font-weight:700}
.sign h1{
  margin:0;font-family:var(--display);font-weight:400;
  font-size:clamp(19px,5.4vw,26px);letter-spacing:.02em;
  text-shadow:0 0 24px rgba(245,166,35,.35);
}
.scores{display:flex;gap:10px;margin:0}
.score{
  min-width:74px;padding:6px 10px 7px;border-radius:var(--r-sm);
  background:rgba(9,14,32,.6);border:1px solid var(--line);text-align:right;
}
.score dt{font-size:9.5px;letter-spacing:.2em;color:var(--paper-dim);margin:0 0 1px}
.score dd{
  margin:0;font-family:var(--display);font-size:19px;line-height:1.05;
  font-variant-numeric:tabular-nums;
}
.score--now{border-color:rgba(245,166,35,.35)}
.score--now dd{color:var(--lantern-soft)}

/* ── 木箱 ─────────────────────────────────────────────── */
.board{flex:1 1 auto;min-height:0;display:flex;align-items:center;justify-content:center}
.frame{
  position:relative;touch-action:none;border-radius:6px;
  box-shadow:0 26px 44px -18px rgba(0,0,0,.8),0 0 0 1px rgba(240,232,215,.06);
}
#cv{display:block;width:100%;height:100%;border-radius:6px;cursor:pointer}
.hint{
  position:absolute;left:50%;bottom:9%;transform:translateX(-50%);margin:0;
  font-size:12px;color:rgba(240,232,215,.75);
  background:rgba(9,14,32,.66);padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);pointer-events:none;transition:opacity .4s;
}
.hint.gone{opacity:0}

/* ── ゲームオーバー ───────────────────────────────────── */
.veil{
  position:absolute;inset:0;display:grid;place-items:center;padding:16px;
  background:linear-gradient(180deg,rgba(9,14,32,.6),rgba(9,14,32,.92));
  backdrop-filter:blur(3px);border-radius:6px;
  animation:veilIn .3s ease-out both;
}
.veil[hidden]{display:none}
@keyframes veilIn{from{opacity:0}to{opacity:1}}
.card{width:100%;max-width:290px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}
.card__eyebrow{margin:0;font-size:11px;letter-spacing:.32em;color:var(--paper-dim)}
.card__score{
  margin:0;font-family:var(--display);font-size:clamp(40px,13vw,54px);line-height:1;
  color:var(--lantern-soft);font-variant-numeric:tabular-nums;
  text-shadow:0 0 30px rgba(245,166,35,.4);
}
.card__score small{font-size:.36em;margin-left:.18em;color:var(--paper)}
.card__meta{margin:0;font-size:12.5px;color:var(--paper-dim)}
.card__badge{
  margin:0;font-size:11.5px;font-weight:700;letter-spacing:.08em;
  color:#2A1A00;background:var(--lantern);padding:3px 12px;border-radius:999px;
}
.btn{
  min-height:44px;
  font-family:var(--sans);font-weight:700;font-size:14px;margin-top:2px;
  padding:11px 26px;border-radius:999px;border:0;cursor:pointer;
  background:var(--lantern);color:#2A1A00;
  box-shadow:0 8px 22px -10px rgba(245,166,35,.9);
  transition:transform .12s,filter .12s;
}
.btn:hover{filter:brightness(1.07)}
.btn:active{transform:translateY(1px)}
.share{margin-top:6px;width:100%;border-top:1px solid var(--line);padding-top:10px}
.share__label{margin:0 0 7px;font-size:10px;letter-spacing:.26em;color:var(--paper-dim)}
.share__row{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}
.chip{
  font:inherit;font-size:11.5px;font-weight:700;padding:7px 12px;border-radius:999px;
  cursor:pointer;background:rgba(240,232,215,.07);border:1px solid var(--line);
  color:var(--paper);text-decoration:none;transition:background .14s,border-color .14s;
}
.chip:hover{background:rgba(240,232,215,.14);border-color:rgba(240,232,215,.3)}
.share__note{margin:8px 0 0;font-size:10px;line-height:1.55;color:rgba(154,162,190,.85)}

/* ── トレイ ───────────────────────────────────────────── */
.tray{
  display:grid;grid-template-columns:auto 1fr auto;
  grid-template-areas:"next chain acts";
  align-items:center;gap:9px 14px;padding:9px 13px;border-radius:var(--r-md);
  background:linear-gradient(180deg,var(--night-1),rgba(17,24,48,.55));
  border:1px solid var(--line);
}
.next{grid-area:next;display:flex;align-items:center;gap:8px}
.tray__label{font-size:9.5px;letter-spacing:.24em;color:var(--paper-dim)}
#nextcv{display:block;width:40px;height:40px}
.next__name{font-size:11px;white-space:nowrap}
.chain{
  grid-area:chain;display:flex;align-items:center;justify-content:center;
  gap:clamp(2px,1.1vw,6px);margin:0;padding:0;list-style:none;
}
.chain li{
  --c:#888;width:clamp(11px,3.2vw,17px);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,rgba(255,255,255,.55),rgba(255,255,255,0) 62%),var(--c);
  opacity:.22;filter:grayscale(.75);
  transition:opacity .3s,filter .3s,box-shadow .3s,transform .3s;
}
.chain li.on{opacity:1;filter:none;box-shadow:0 0 0 1.5px rgba(240,232,215,.25)}
.chain li.pop{transform:scale(1.45)}
.acts{grid-area:acts;display:flex;gap:6px}
.icon{
  width:34px;height:34px;display:grid;place-items:center;border-radius:50%;
  border:1px solid var(--line);background:rgba(240,232,215,.06);
  color:var(--paper);cursor:pointer;transition:background .14s,border-color .14s,color .14s;
}
.icon:hover{background:rgba(240,232,215,.14)}
.icon svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.icon.off{color:var(--paper-dim)}
.icon.arm{color:var(--beni);border-color:var(--beni);background:rgba(226,86,74,.14)}

@media (max-width:520px){
  .tray{grid-template-columns:auto 1fr;grid-template-areas:"next acts" "chain chain"}
  .next__name{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* Day57: touch controls, safe areas and compact modal sharing. */
html,body{height:100%;height:100dvh;overflow:hidden}
.stage{height:100%;padding-top:max(8px,env(safe-area-inset-top));padding-bottom:max(8px,env(safe-area-inset-bottom))}
.sign h1{font-weight:900;font-size:clamp(20px,5.5vw,28px);letter-spacing:.08em}
.score{min-width:62px;padding:6px 8px}.score dd{font-weight:800}
.frame:focus-within{box-shadow:0 0 0 2px var(--lantern),0 24px 44px -18px #000}
#cv:focus-visible{outline:0}.veil{overflow-y:auto;overscroll-behavior:contain;z-index:2}
.veil{position:fixed;inset:0;border-radius:0;z-index:10;place-items:safe center;touch-action:pan-y}
.tray{grid-template-columns:auto 1fr;grid-template-areas:"next acts" "chain chain" "controls controls";gap:7px 10px;padding:8px 10px}
.acts{justify-content:flex-end;gap:5px}.icon{width:44px;height:44px;border-radius:12px;font:700 22px var(--sans);line-height:1;border-color:rgba(240,232,215,.55)}
.icon span{display:block;font-size:9px;line-height:1}.icon.off{opacity:.68;background:transparent}
#controls{grid-area:controls;font-size:10px;line-height:1.5;margin:0;text-align:center;color:var(--paper-dim)}
#controls a{color:var(--paper);white-space:nowrap}.chain li{width:16px;filter:none;opacity:.35}
.next__name{display:none}.chain{gap:8px}.card{max-width:300px}.card__score{font-weight:800}
#share{width:100%}#share .share{min-width:0;max-width:100%;margin:5px 0 0;padding-top:8px;text-align:center}
#share .share__label{font-size:11px;margin-bottom:6px}#share .share__row{justify-content:center;gap:6px}
#share .share__button{font-size:11px;min-height:44px;padding:0 12px}#share .share__note{font-size:10px;line-height:1.5}
#share .share__said{font-size:11px;margin-top:4px;min-height:1em}
.pause-card p{font-size:12px;line-height:1.7;margin:0}.pause-card h2{margin:4px 0;font-size:22px}
.volume{width:100%;display:grid;grid-template-columns:1fr auto;text-align:left;gap:7px;font-size:13px;margin:4px 0}
.volume input{grid-column:1/-1;width:100%;height:32px;accent-color:var(--lantern)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:359px){.sign{gap:5px;padding:8px}.scores{gap:5px}.score{min-width:54px}.sign h1{font-size:19px}.acts{gap:3px}.next{gap:3px}}
@media(max-height:600px){.stage{gap:6px}.sign{padding:6px 10px}.tray{gap:4px}.chain li{width:12px}#controls{font-size:9px}.hint{font-size:10px;padding:4px 7px}}

.sign__eyebrow{font-size:9px;letter-spacing:.18em;white-space:nowrap}.hint{width:max-content;max-width:calc(100% - 24px);font-size:11px;white-space:nowrap}
.tray{grid-template-areas:"next acts" "goal goal" "chain chain" "controls controls"}.chain li{width:20px;background:none!important;opacity:.35}.chain img{width:100%;height:100%;object-fit:contain}.chain li.on{box-shadow:none}
#goal{grid-area:goal;text-align:center;margin:0;color:var(--lantern-soft);font-size:11px;line-height:1.3}
@media(max-height:600px){.chain li{width:15px}#goal{font-size:10px}}
.acts{gap:4px}.next{gap:4px}#nextcv{width:32px;height:32px}
.score-share{border-top:1px solid var(--line);margin-top:6px;padding-top:8px;width:100%}
.score-share__label{font-size:11px;color:var(--paper-dim);margin:0 0 6px}
.score-share__row{display:flex;flex-wrap:wrap;justify-content:center;gap:6px}
.score-share__button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 12px;border:1px solid var(--paper-dim);border-radius:10px;font:11px var(--sans);background:var(--night-1);color:var(--paper);text-decoration:none;cursor:pointer}
.score-share__button[hidden]{display:none}.score-share__said{font-size:11px;min-height:1em;display:block;margin-top:4px}
.app-share-dialog{max-width:min(92vw,420px);max-height:85dvh;overflow:auto;border:1px solid var(--line);border-radius:16px;padding:24px;color:var(--paper);background:var(--night-1);text-align:center}
.app-share-dialog::backdrop{background:rgba(9,14,32,.8)}
.app-share-dialog #share .share{padding-top:0;margin:0;border:0}
.app-share-dialog #share .share__note{margin:12px 0;line-height:1.65}
@media(max-width:359px){.tray{grid-template-areas:"next goal" "acts acts" "chain chain" "controls controls"}.acts{justify-content:center}#goal{font-size:10px}}

.guide-root{height:auto;overflow:auto}
.guide-page{height:auto;min-height:100dvh;overflow:auto;overscroll-behavior:auto}
.guide{max-width:660px;margin:auto;padding:32px 24px 48px;line-height:1.85}
.guide h1{font-size:clamp(28px,6vw,40px);line-height:1.5;color:var(--lantern-soft)}
.guide h2{font-size:20px;margin-top:32px}.guide p,.guide li{font-size:15px}
.guide ul{padding-left:24px}.guide li+li{margin-top:8px}
.guide a{color:var(--lantern-soft);text-underline-offset:4px}
.guide-back{display:inline-flex;align-items:center;min-height:44px;margin-bottom:20px}