body{min-height:100vh;display:flex;flex-direction:column}.game-main{flex:1 0 auto;padding:44px 0 72px}.game-layout{display:grid;grid-template-columns:minmax(0,440px) minmax(0,500px);gap:48px;align-items:start;justify-content:center}.game-col{position:relative;width:100%;min-width:0}.lb-col{width:100%;min-width:0}.lb-col .leaderboard{margin-top:0}@media(max-width:920px){.game-main{padding:28px 0 48px}.game-layout{grid-template-columns:minmax(0,1fr);gap:28px;max-width:520px;margin-inline:auto}}.daily-banner{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;margin:0 auto 22px;padding:11px 20px;border-radius:999px;background:var(--accent-wash);border:1px solid var(--accent)}.daily-banner-tag{font-size:.9rem;font-weight:700;color:var(--accent-ink);letter-spacing:.02em}.daily-banner-streak{font-size:.9rem;font-weight:600;color:var(--ink-2);font-variant-numeric:tabular-nums}.app{width:100%;background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 22px 54px var(--panel-shadow);padding:24px;display:flex;flex-direction:column;align-items:center;gap:16px}.app-top{width:100%;text-align:center}h1#title{font-size:1.5rem;font-weight:600}.win-share{width:100%;margin-top:14px;display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;padding:14px 18px;border-radius:14px;background:var(--accent-wash);border:1px solid var(--accent);animation:winShareIn .28s ease both}@keyframes winShareIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){.win-share{animation:none}}.win-share-prompt{font-size:.95rem;font-weight:600;color:var(--accent-ink)}.win-share-btn{display:inline-flex;align-items:center;gap:8px;font:inherit;font-family:var(--sans);font-size:.95rem;font-weight:600;padding:10px 20px;border:none;border-radius:11px;cursor:pointer;background:var(--accent);color:#fff;box-shadow:0 6px 16px #3b82f642;transition:transform .18s,box-shadow .18s}.win-share-btn:hover{transform:translateY(-1px);box-shadow:0 10px 22px #3b82f652}.win-share-btn:active{transform:translateY(0)}.win-share-btn:focus-visible{outline:2px solid var(--accent-ink);outline-offset:2px}.win-share-ico{flex:none}.howto-btn{position:absolute;top:18px;right:18px;z-index:6;width:30px;height:30px;border-radius:999px;display:flex;align-items:center;justify-content:center;font:600 16px/1 var(--sans);cursor:pointer;border:1px solid var(--line);background:var(--paper-2);color:var(--ink-3);transition:background .18s,border-color .18s,color .18s,transform .06s}.howto-btn:hover,.howto-btn[aria-expanded=true]{border-color:var(--accent);background:var(--accent-wash);color:var(--accent-ink)}.howto-btn:active{transform:scale(.94)}.howto-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.howto-backdrop{position:fixed;inset:0;z-index:1090;background:#0a0e1980;backdrop-filter:blur(2px)}.howto-backdrop[hidden]{display:none}.howto-panel{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:1100;width:min(440px,calc(100vw - 32px));max-height:min(85vh,640px);overflow-y:auto;background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 60px var(--panel-shadow);padding:26px 26px 24px}.howto-panel[hidden]{display:none}.howto-close{position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:8px;border:1px solid var(--line);background:var(--paper-2);color:var(--ink);font-size:20px;line-height:1;cursor:pointer}.howto-close:hover{background:var(--line-2)}.howto-close:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.howto-panel .seo-content{background:none;border:none;border-radius:0;padding:0;margin:0;line-height:1.7;font-size:15px;color:var(--ink-2)}.howto-panel .seo-content h2{font-family:var(--serif);color:var(--ink);font-size:1.35rem;margin:0 0 .6rem;padding-right:30px}.howto-panel .seo-content h3{font-family:var(--serif);color:var(--ink);font-size:1.05rem;margin:1.2rem 0 .5rem}.howto-panel .seo-content p{margin:0 0 .85rem}.howto-panel .seo-content ul{margin:0 0 .85rem;padding-left:1.2rem}.howto-panel .seo-content li{margin:0 0 .5rem}.howto-panel .seo-content strong{color:var(--ink);font-weight:600}.howto-panel .seo-content>*:last-child{margin-bottom:0}@media(hover:hover)and (pointer:fine){.howto-backdrop{display:none!important}.howto-panel{position:absolute;left:auto;right:12px;top:58px;transform:none;z-index:40;width:min(360px,calc(100vw - 32px));max-height:min(70vh,540px);padding:22px 24px}}