:root{--bg: #f6f5fb;--card: #ffffff;--text: #1d1b26;--muted: #6b6878;--line: #e2dfec;--accent: #6d4aff;--accent-text: #ffffff;--danger: #d1243c;--on: #0f8a5f;--error-bg: #fdecef;color-scheme:light dark;font-family:system-ui,-apple-system,Hiragino Sans,Noto Sans JP,sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #121119;--card: #1c1a26;--text: #ece9f5;--muted: #a19db0;--line: #2f2c3c;--accent: #8f73ff;--danger: #ff4d64;--on: #3ccf96;--error-bg: #3a1720}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);line-height:1.6}#root{max-width:560px;margin:0 auto;padding:0 16px 32px}header{display:flex;align-items:center;justify-content:space-between;padding:16px 0}header nav{display:flex;gap:16px}a{color:var(--accent)}header a{text-decoration:none}header a[aria-current=page]{font-weight:700;text-decoration:underline}.logo{font-weight:800;font-size:1.3rem;color:var(--text)}footer{margin-top:32px;text-align:center;font-size:.85rem}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:16px}.card h2{margin-top:0;font-size:1.2rem}.card h3{margin:0 0 4px;font-size:1rem}.center{text-align:center}label{display:block;margin:12px 0}label input:not([type]),label input[inputmode],label input[type=range]{display:block;width:100%;margin-top:4px}input:not([type=checkbox]):not([type=radio]):not([type=range]){font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--text)}fieldset{border:none;padding:0;margin:12px 0}legend{padding:0}.check{display:flex;gap:8px;align-items:flex-start}.check input{margin-top:5px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.chip{display:inline-flex;gap:6px;align-items:center;margin:0;padding:6px 12px;border:1px solid var(--line);border-radius:999px}.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:center;margin-top:12px}.row label{flex:1;min-width:120px}button,.button{font:inherit;padding:10px 18px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--text);cursor:pointer;text-decoration:none;display:inline-block}button:disabled{opacity:.5;cursor:not-allowed}.primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.big{font-size:1.2rem;padding:14px 40px}.link{border:none;background:none;padding:0;color:var(--accent);text-decoration:underline}.stop{width:100%;background:var(--danger);color:#fff;border:none;font-size:1.2rem;font-weight:700;padding:16px;margin-bottom:16px}.tap{width:min(260px,70vw);aspect-ratio:1;border-radius:50%;font-size:2rem;font-weight:800;background:var(--accent);color:var(--accent-text);border:none;touch-action:manipulation;user-select:none;-webkit-user-select:none}.tap:active{transform:scale(.96)}.timer{font-size:1.1rem;font-weight:700;margin:0}.score{font-size:3rem;font-weight:800;margin:8px 0}.score span{font-size:1rem;margin-left:4px}.badge{display:inline-block;padding:4px 12px;border-radius:999px;border:1px solid var(--line);color:var(--muted);font-size:.9rem}.badge.on{color:var(--on);border-color:var(--on);font-weight:700}.explain{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:12px 0}.explain p{margin:4px 0}.note{font-size:.9rem;color:var(--muted)}.muted{color:var(--muted)}.small{font-size:.85rem}.error{background:var(--error-bg);color:var(--danger);padding:10px 12px;border-radius:8px}.mockbar{text-align:center;font-size:.85rem;background:var(--line);border-radius:8px;padding:6px}.qr{text-align:center;margin-top:16px}.qr img{width:220px;height:220px;background:#fff;padding:8px;border-radius:8px}.ranking{list-style:none;padding:0;margin:0 0 16px}.ranking li{display:flex;gap:12px;padding:10px 4px;border-bottom:1px solid var(--line)}.ranking .rank{width:2em;font-weight:800;text-align:right}.ranking .name{flex:1;overflow-wrap:anywhere}.ranking .points{font-variant-numeric:tabular-nums}table{width:100%;border-collapse:collapse;font-size:.85rem}th,td{text-align:left;padding:6px 4px;border-bottom:1px solid var(--line)}.page-title{font-size:1.3rem;margin:8px 0 16px}.game-list{display:grid;gap:12px}.game-card{display:block;color:var(--text);text-decoration:none;transition:border-color .15s}.game-card:hover,.game-card:focus-visible{border-color:var(--accent)}.game-card p{margin:4px 0 10px;color:var(--muted)}.tags{display:flex;gap:6px;flex-wrap:wrap}.tag{font-size:.75rem;padding:2px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}.crumb{margin:0 0 8px;font-size:.9rem}.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.tab{padding:6px 14px;border-radius:999px}.tab.active{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.rules{padding-left:1.2em;margin:8px 0}.battle.my-turn{border-color:var(--accent)}.battle-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}.battle-head .timer{font-variant-numeric:tabular-nums}.balloon{width:min(280px,72vw);height:auto;display:block;margin:8px auto;color:var(--muted);overflow:visible}.balloon .shaking{animation:shake .18s infinite alternate;transform-origin:150px 150px}@keyframes shake{0%{transform:translate(calc(var(--shake) * -1)) rotate(-1deg)}to{transform:translate(var(--shake)) rotate(1deg)}}@media(prefers-reduced-motion:reduce){.balloon .shaking{animation:none}}.balloon ellipse{transition:rx .25s,ry .25s,fill .3s}.balloon.burst .pop{font-size:42px;font-weight:900;fill:var(--danger)}.air-row{display:flex;justify-content:center;gap:24px;font-variant-numeric:tabular-nums}.levels{display:flex;gap:4px;max-width:240px;margin:10px auto}.levels .seg{flex:1;height:10px;border-radius:5px;background:var(--line)}.levels .seg.lit{background:var(--accent)}.tap{font-size:1.4rem}.need{margin:6px 0;font-variant-numeric:tabular-nums}.need.warn{color:var(--danger);font-weight:700}.consent{font-size:.9rem;border-left:3px solid var(--accent);padding:8px 12px;margin:12px 0}.balloon.puffing{transform:scale(var(--puff));animation:puff .45s ease-out}@keyframes puff{0%{transform:scale(calc(var(--puff) - .06))}60%{transform:scale(calc(var(--puff) + .04))}to{transform:scale(var(--puff))}}@media(prefers-reduced-motion:reduce){.balloon.puffing{animation:none}}:root{--stage-a: #ffe8f3;--stage-b: #e7e3ff;--gold: #ffb020;--you: #6d4aff;--them: #ff4f8b}@media(prefers-color-scheme:dark){:root{--stage-a: #2a1630;--stage-b: #17163a}}.glow{box-shadow:0 6px 20px color-mix(in srgb,var(--accent) 45%,transparent)}.balloon-intro{text-align:center;background:linear-gradient(160deg,var(--stage-a),var(--stage-b))}.balloon-intro .rules{text-align:left}.intro-art .balloon{width:150px;margin:0 auto -10px}.searching .spinner{width:54px;height:54px;margin:8px auto 4px;border-radius:50%;border:5px solid var(--line);border-top-color:var(--accent);animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.battle-stage{position:relative;border-radius:18px;padding:14px 14px 18px;margin-bottom:16px;text-align:center;overflow:hidden;background:radial-gradient(120% 80% at 50% 0%,var(--stage-a),var(--stage-b));border:1px solid var(--line)}.battle-stage.phase-break{background:radial-gradient(120% 80% at 50% 0%,color-mix(in srgb,var(--stage-a) 70%,#000 0%),color-mix(in srgb,var(--stage-b) 60%,#1a1030))}.vs-bar{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px}.fighter{display:flex;flex-direction:column;padding:8px 10px;border-radius:12px;background:color-mix(in srgb,var(--card) 80%,transparent);border:2px solid transparent;transition:border-color .2s,transform .2s;min-width:0}.fighter .role{font-size:.7rem;color:var(--muted)}.fighter .name{font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fighter.you.active{border-color:var(--you);transform:scale(1.04)}.fighter.them.active{border-color:var(--them);transform:scale(1.04)}.vs{font-weight:900;font-style:italic;color:var(--gold);text-shadow:0 2px 0 rgba(0,0,0,.15)}.banner{display:flex;justify-content:center;align-items:center;gap:10px;margin:12px 0 6px;animation:banner-in .35s ease-out}@keyframes banner-in{0%{opacity:0;transform:translateY(-6px) scale(.96)}to{opacity:1;transform:none}}.banner-text{font-size:1.25rem;font-weight:900}.phase-player .banner-text{color:var(--you)}.phase-opponent .banner-text{color:var(--them)}.banner-time{min-width:2.2em;padding:2px 10px;border-radius:999px;background:var(--card);font-weight:800;font-variant-numeric:tabular-nums}.banner-puffs{display:inline-flex;gap:6px}.banner-puffs i{width:12px;height:12px;border-radius:50%;background:var(--line);transition:background .2s,transform .2s}.banner-puffs i.on{background:var(--them);transform:scale(1.25)}.turn-bar{height:6px;border-radius:3px;background:color-mix(in srgb,var(--card) 70%,transparent);overflow:hidden;margin:0 auto 4px;max-width:320px}.turn-bar>div{height:100%;background:linear-gradient(90deg,var(--you),var(--them));transition:width .1s linear}.balloon-area .balloon{width:min(300px,78vw);margin:0 auto}.balloon .ground-shadow{fill:#0000001f}.balloon .string{stroke:var(--muted);stroke-width:2;opacity:.7}.balloon .crack{stroke:#3b1020;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}.balloon.burst .flash{animation:flash .5s ease-out forwards}@keyframes flash{0%{opacity:.9}to{opacity:0}}.balloon.burst .shard{animation:shard .7s ease-out forwards}@keyframes shard{0%{transform:translate(0);opacity:1}to{transform:translate(var(--dx),var(--dy));opacity:.85}}.balloon.burst .confetti{animation:confetti 1.2s ease-out forwards}@keyframes confetti{0%{opacity:0}20%{opacity:1}to{opacity:.9;transform:translateY(18px)}}.balloon.burst .pop{font-size:52px;font-weight:900;fill:var(--gold);stroke:#fff;stroke-width:3;paint-order:stroke;animation:pop .5s cubic-bezier(.2,1.6,.4,1) both;transform-origin:150px 140px}@keyframes pop{0%{transform:scale(.3)}to{transform:scale(1)}}.need{display:inline-block;margin:2px 0 10px;padding:3px 12px;border-radius:999px;background:var(--card);font-size:.9rem}.need.ok{color:var(--on);font-weight:700}.pump-btn{width:min(320px,86%);padding:18px;border:none;border-radius:18px;font-size:1.35rem;font-weight:900;color:#fff;touch-action:manipulation;user-select:none;-webkit-user-select:none;background:linear-gradient(180deg,color-mix(in srgb,var(--you) 75%,#fff),var(--you));box-shadow:0 6px color-mix(in srgb,var(--you) 60%,#000),0 10px 22px #0000002e}.pump-btn:disabled{opacity:1;color:var(--muted);background:var(--card);box-shadow:0 4px 0 var(--line);cursor:default}.pump-btn.ready{animation:tap-bump .12s ease-out}@keyframes tap-bump{0%{transform:translateY(4px) scale(.98);box-shadow:0 2px color-mix(in srgb,var(--you) 60%,#000)}to{transform:none}}.result{background:linear-gradient(160deg,var(--stage-a),var(--stage-b))}.result-vs{font-weight:700;color:var(--muted)}.result-vs span{color:var(--gold);font-style:italic;margin:0 6px}.result-title{font-size:2rem;margin:6px 0}.result.win .result-title{color:var(--you)}.result.lose .result-title{color:var(--them)}@media(prefers-reduced-motion:reduce){.banner,.pump-btn.ready,.balloon.burst *,.spinner{animation:none!important}}