:root{--color-primary:#2f6fed;--color-primary-strong:#1f56c4;--color-primary-tint:#e8f0ff;--color-accent:#22b8a7;--color-accent-strong:#0b7a6e;--color-accent-tint:#dff6f2;--color-stop:#d92d3a;--color-stop-strong:#a81f2b;--color-stop-tint:#fdebed;--color-bg:#f5f8ff;--color-surface:#fff;--color-text:#17202f;--color-text-muted:#52607a;--color-border:#d6e0f2;--color-focus:#ff9f1c;--on-primary:#fff;--font-sans:system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Meiryo", sans-serif;--font-mono:ui-monospace, "SF Mono", Menlo, Consolas, monospace;--radius-sm:10px;--radius-md:16px;--radius-lg:24px;--radius-xl:32px;--radius-full:999px;--shadow-sm:0 1px 3px #17202f14;--shadow-md:0 4px 16px #17202f1a;--shadow-lg:0 12px 32px #2f6fed29;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--gutter:var(--space-4);--tap-min:48px;--width-wide:1040px;--width-game:680px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--color-bg);min-height:100dvh;color:var(--color-text);font-family:var(--font-sans);overflow-wrap:anywhere;flex-direction:column;margin:0;font-size:1rem;line-height:1.6;display:flex}[hidden]{display:none!important}h1,h2,h3{margin:0 0 .5em;line-height:1.25}h1{font-size:clamp(1.6rem,6vw,2.25rem)}h2{font-size:1.25rem}p{margin:0 0 1em}a{color:var(--color-primary-strong)}:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}.skip-link{left:var(--gutter);background:var(--color-surface);padding:var(--space-3) var(--space-4);border-radius:var(--radius-sm);z-index:50;position:absolute;top:-100px}.skip-link:focus{top:var(--gutter)}.container{width:100%;max-width:var(--width-wide);padding-inline:var(--gutter);margin-inline:auto}.container--game{max-width:var(--width-game)}main{padding-block:var(--space-5) var(--space-7);flex:1}.site-footer{text-align:center;color:#667085;padding:28px 16px 40px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans JP,sans-serif;font-size:1rem;line-height:1.6}.site-footer-nav{flex-wrap:wrap;justify-content:center;gap:12px 30px;margin-bottom:18px;display:flex}.site-footer-nav a{color:#00e;text-decoration:underline;display:inline-block}.site-footer-nav a:visited{color:#551a8b}.site-footer small{font-size:smaller}@media (width<=560px){.site-footer-nav{gap:12px 22px;margin-bottom:20px}}.lead{color:var(--color-text-muted);font-size:1.05rem}.section-title{align-items:center;gap:var(--space-2);margin-bottom:var(--space-4);display:flex}.section-title:before{content:"";background:var(--color-accent);border-radius:3px;width:6px;height:1.1em}.game-list{grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:clamp(20px,3vw,32px);margin:0;padding:0;list-style:none;display:grid}.game-card{background:var(--color-surface);border-radius:var(--radius-lg);height:100%;color:inherit;-webkit-tap-highlight-color:transparent;border:1px solid #17202f14;flex-direction:column;text-decoration:none;transition:box-shadow .3s ease-out,border-color .3s ease-out,translate .3s cubic-bezier(.3,.7,.3,1);display:flex;position:relative;overflow:hidden;box-shadow:0 1px 2px #17202f0f,0 10px 24px -14px #17202f38}.game-card:is([data-live],:focus-visible){border-color:#2f6fed47;box-shadow:0 2px 4px #17202f0f,0 22px 40px -18px #17202f52}.game-card:focus-visible{outline-offset:4px}@media (prefers-reduced-motion:no-preference){.game-card:is([data-live],:focus-visible){translate:0 -3px}.game-card[data-press]{transition-duration:80ms;translate:0 -1px}}.game-card__visual{aspect-ratio:8/5;background:linear-gradient(135deg, var(--color-primary-tint), var(--color-accent-tint));display:block;position:relative;overflow:hidden}.game-card__visual img{object-fit:cover;width:100%;height:100%;display:block}.game-card__visual .cv img{object-fit:fill;width:auto;height:auto}.game-card__visual:after{content:"";background:radial-gradient(circle 160px at var(--px,50%) var(--py,35%), #ffffff21, transparent 70%);opacity:0;pointer-events:none;transition:opacity .4s ease-out;position:absolute;inset:0}.game-card[data-live] .game-card__visual:after{opacity:1}.game-card__body{gap:var(--space-1);padding:var(--space-4) var(--space-5) var(--space-5);flex-direction:column;flex:1;display:flex}.game-card h3{letter-spacing:-.01em;margin:0;font-size:1.3rem;font-weight:800}.game-card p{margin:0 0 var(--space-4);color:var(--color-text-muted);font-size:.95rem}.game-card__cta{align-self:flex-start;align-items:center;gap:var(--space-2);min-height:var(--tap-min);padding-inline:var(--space-5) var(--space-4);border-radius:var(--radius-full);background:var(--color-text);color:#fff;letter-spacing:.04em;margin-top:auto;font-weight:800;transition:background-color .3s ease-out;display:inline-flex}.game-card__cta svg{transition:translate .3s cubic-bezier(.3,.7,.3,1)}.game-card:is([data-live],:focus-visible) .game-card__cta{background:var(--color-primary-strong)}@media (prefers-reduced-motion:no-preference){.game-card:is([data-live],:focus-visible) .game-card__cta svg{translate:3px}}.back-link{min-height:var(--tap-min);align-items:center;font-size:.9rem;display:inline-flex}.game-head{margin-bottom:var(--space-4)}.game-head h1{margin-bottom:var(--space-1)}.game-head 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.play-bar{display:flex}.play-bar__end{gap:var(--space-2);display:flex}.play-icon{width:var(--tap-min);height:var(--tap-min);background:var(--play-icon-bg,#ffffffb3);color:var(--play-ink,var(--color-text));cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;border:0;border-radius:50%;place-items:center;padding:0;display:grid}.play-icon:active{background:var(--play-icon-bg-active,#fff)}.play-icon[aria-pressed=true] .play-snd-off,.play-icon[aria-pressed=false] .play-snd-on,.play-icon[aria-pressed=false] .play-fs-out,.play-icon[aria-pressed=true] .play-fs-in{display:none}.site-header{--surface:#fff;--text:#172033;--muted:#667085;--border:#d9dee8;--primary:#2f63d7;--primary-hover:#2755bb;--surface-muted:#f5f6f8;z-index:40;backdrop-filter:blur(18px);border-bottom:1px solid var(--border);width:100%;color:var(--text);background:#fffffff7;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans JP,sans-serif;position:sticky;top:0;box-shadow:0 2px 8px #1720330a}.discovery-header-inner{flex-wrap:wrap;align-items:center;gap:12px;max-width:1180px;margin:auto;padding:10px 20px;display:flex}.brand.site-name{align-items:center;min-height:44px;line-height:1;text-decoration:none;display:inline-flex}.brand-logo{width:190px;height:auto;display:block}.site-descriptor{color:var(--muted);white-space:nowrap;align-self:flex-end;font-size:.875rem;line-height:1;transform:translateY(1px)}.discovery-header{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:6px;margin-left:auto;display:flex}.language-button{border:1px solid var(--border);background:var(--surface);min-width:48px;min-height:44px;color:var(--text);font:inherit;border-radius:10px;justify-content:center;align-items:center;padding:8px 12px;font-weight:600;text-decoration:none;display:inline-flex}.site-header :focus-visible{outline:3px solid 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