:root{--brand-50: #e6f5ff;--brand-100: #cceaff;--brand-200: #99d6ff;--brand-300: #66c1ff;--brand-400: #33adff;--brand-500: #009cff;--brand-600: #0080d6;--brand-700: #006bb3;--brand-800: #005488;--brand-900: #002b50;--accent-100: #e0fff8;--accent-300: #a8ffea;--accent-400: #83ffe7;--accent-500: #4dffd9;--accent-600: #1ee6c0;--warm-500: #ff8c42;--warm-600: #ff6b1a;--bg: #fafbfc;--surface: #ffffff;--surface-2: #f1f4f8;--surface-3: #e6ebf2;--border: #dde3ec;--text: #002b50;--text-2: #38567a;--muted: #7c91ad;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--radius-sm: 6px;--radius: 12px;--radius-lg: 20px;--shadow-1: 0 1px 2px rgba(15,18,38,.06), 0 1px 3px rgba(15,18,38,.05);--shadow-2: 0 4px 6px rgba(15,18,38,.07), 0 10px 15px rgba(15,18,38,.08);--shadow-3: 0 12px 24px rgba(15,18,38,.12), 0 24px 48px rgba(15,18,38,.18);--font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;--ease: cubic-bezier(.2,.8,.2,1);--dur-fast: .12s;--dur: .2s;--dur-slow: .38s}@media(prefers-color-scheme:dark){:root{--bg: #0a1628;--surface: #102540;--surface-2: #173256;--surface-3: #1f3f6e;--border: #1e3a64;--text: #e6f0ff;--text-2: #b0c4dd;--muted: #6e85a3;--shadow-1: 0 1px 2px rgba(0,0,0,.3), 0 1px 3px rgba(0,0,0,.4);--shadow-2: 0 6px 12px rgba(0,0,0,.4), 0 12px 24px rgba(0,0,0,.5);--shadow-3: 0 16px 32px rgba(0,0,0,.5), 0 32px 64px rgba(0,0,0,.6)}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;tab-size:4}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.6;font-feature-settings:"kern","liga","palt";-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}img,svg,video{max-width:100%;height:auto;display:block}h1,h2,h3,h4{line-height:1.25;margin:0 0 .6em;letter-spacing:-.01em}h1{font-size:clamp(1.75rem,4vw + .5rem,2.75rem);font-weight:800}h2{font-size:clamp(1.4rem,2vw + .6rem,2rem);font-weight:700}h3{font-size:1.2rem;font-weight:700}p{margin:0 0 1rem}a{color:var(--brand-600);text-decoration:none;transition:color var(--dur) var(--ease)}a:hover{color:var(--brand-500);text-decoration:underline}:focus-visible{outline:3px solid var(--brand-400);outline-offset:2px;border-radius:var(--radius-sm)}.container{width:100%;max-width:1600px;margin:0 auto;padding:0 clamp(12px,2vw,24px)}.container-narrow{width:100%;max-width:920px;margin:0 auto;padding:0 clamp(16px,4vw,32px)}.stack>*+*{margin-top:var(--stack-gap, 1rem)}.stack-lg{--stack-gap: 1.6rem}.stack-xl{--stack-gap: 2.4rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:clamp(16px,3vw,28px);box-shadow:var(--shadow-1)}.card-hero{background:linear-gradient(135deg,var(--brand-600) 0%,var(--accent-600) 100%);color:#fff;border:none;box-shadow:var(--shadow-3)}.card-hero a{color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4em;padding:.65em 1.25em;border-radius:999px;border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;transition:transform var(--dur-fast) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease);text-decoration:none;user-select:none}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 4px 0 var(--brand-700)}.btn-primary:hover{box-shadow:0 6px 0 var(--brand-700);color:#fff;text-decoration:none}.btn-primary:active{box-shadow:0 2px 0 var(--brand-700);transform:translateY(2px)}.btn-secondary{background:var(--surface);color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--surface-2)}.btn-ghost{background:transparent;color:var(--text-2);border-color:transparent}.btn-ghost:hover{background:var(--surface-2);color:var(--text)}.pill{display:inline-flex;align-items:center;gap:.35em;padding:.25em .7em;border-radius:999px;background:var(--surface-2);color:var(--text-2);font-size:.85em;font-weight:500}.game-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:clamp(12px,2vw,20px)}.game-card{position:relative;display:flex;flex-direction:column;gap:.5rem;padding:18px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);text-decoration:none;color:inherit;overflow:hidden;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}.game-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,var(--brand-100),transparent 60%);opacity:0;transition:opacity var(--dur) var(--ease);pointer-events:none}.game-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);text-decoration:none}.game-card:hover:before{opacity:1}.game-card .emoji{font-size:2.4rem;line-height:1}.game-card h3{margin:0;font-size:1.05rem}.game-card p{color:var(--text-2);font-size:.9rem;margin:0}.game-shell{display:flex;flex-direction:column;gap:16px;padding:clamp(16px,3vw,24px);border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-2)}.game-shell-hud{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}.hud-stat{display:flex;flex-direction:column;gap:2px;min-width:70px}.hud-stat .label{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.hud-stat .value{font-size:1.4rem;font-weight:700;font-variant-numeric:tabular-nums}.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(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.kg-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:50;background:var(--surface);border-bottom:1px solid var(--border)}.kg-header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:16px;height:64px;padding:0 16px;max-width:1600px;margin:0 auto}.kg-brand[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:700;flex-shrink:0}.kg-brand[data-astro-cid-3ef6ksr2] img[data-astro-cid-3ef6ksr2]{border-radius:8px}.kg-brand-text[data-astro-cid-3ef6ksr2]{font-size:1.1rem;letter-spacing:-.01em}.kg-brand[data-astro-cid-3ef6ksr2] strong[data-astro-cid-3ef6ksr2]{color:var(--brand-500);font-weight:800}.kg-search[data-astro-cid-3ef6ksr2]{position:relative;flex:1;max-width:520px;display:flex;align-items:center;background:var(--surface-2);border:1.5px solid transparent;border-radius:999px;padding:0 6px 0 14px;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease)}.kg-search[data-astro-cid-3ef6ksr2]:focus-within{background:var(--surface);border-color:var(--brand-400);box-shadow:0 0 0 3px var(--brand-100)}.kg-search-btn[data-astro-cid-3ef6ksr2]{background:none;border:0;color:var(--muted);padding:8px;border-radius:50%;cursor:pointer;display:inline-flex}.kg-search-input[data-astro-cid-3ef6ksr2]{flex:1;background:transparent;border:0;outline:0;padding:12px 8px;font:inherit;color:var(--text);min-width:0}.kg-search-input[data-astro-cid-3ef6ksr2]::placeholder{color:var(--muted)}.kg-nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:6px;flex-shrink:0}.kg-sound-toggle[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--text-2);cursor:pointer;transition:background var(--dur) var(--ease),color var(--dur) var(--ease)}.kg-sound-toggle[data-astro-cid-3ef6ksr2]:hover{background:var(--surface-2);color:var(--text)}.kg-sound-toggle[data-astro-cid-3ef6ksr2] .icon-off[data-astro-cid-3ef6ksr2],.kg-sound-toggle[data-astro-cid-3ef6ksr2].is-off .icon-on[data-astro-cid-3ef6ksr2]{display:none}.kg-sound-toggle[data-astro-cid-3ef6ksr2].is-off .icon-off[data-astro-cid-3ef6ksr2]{display:block;color:var(--muted)}.kg-lang[data-astro-cid-3ef6ksr2]{position:relative}.kg-lang-btn[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);font:inherit;font-size:.9rem;font-weight:600;cursor:pointer;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease)}.kg-lang-btn[data-astro-cid-3ef6ksr2]:hover{background:var(--surface-2);border-color:var(--brand-300)}.kg-lang-globe[data-astro-cid-3ef6ksr2]{font-size:1rem;line-height:1}.kg-lang-arrow[data-astro-cid-3ef6ksr2]{font-size:.7rem;color:var(--muted);transition:transform var(--dur) var(--ease)}.kg-lang[data-astro-cid-3ef6ksr2].open .kg-lang-arrow[data-astro-cid-3ef6ksr2]{transform:rotate(-180deg)}.kg-lang-menu[data-astro-cid-3ef6ksr2]{position:absolute;right:0;top:calc(100% + 6px);min-width:140px;margin:0;padding:6px;list-style:none;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-2);visibility:hidden;opacity:0;transform:translateY(-4px);transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur)}.kg-lang[data-astro-cid-3ef6ksr2].open .kg-lang-menu[data-astro-cid-3ef6ksr2]{visibility:visible;opacity:1;transform:translateY(0)}.kg-lang-menu[data-astro-cid-3ef6ksr2] li[data-astro-cid-3ef6ksr2]{margin:0}.kg-lang-menu[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{display:block;padding:8px 12px;border-radius:8px;color:var(--text);text-decoration:none;font-size:.92rem;font-weight:500}.kg-lang-menu[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{background:var(--surface-2);text-decoration:none}@media(max-width:720px){.kg-brand-text[data-astro-cid-3ef6ksr2],.kg-lang-current[data-astro-cid-3ef6ksr2]{display:none}.kg-search[data-astro-cid-3ef6ksr2]{max-width:none}}@media(max-width:480px){.kg-header-inner[data-astro-cid-3ef6ksr2]{padding:0 10px;gap:8px}.kg-search-input[data-astro-cid-3ef6ksr2]{padding:10px 6px;font-size:.9rem}}.kg-footer[data-astro-cid-sz7xmlte]{margin-top:64px;border-top:1px solid var(--border);background:var(--surface)}.kg-footer-inner[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding:36px 0}.kg-footer-col[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{color:var(--text-2);font-size:.9rem}.kg-footer-col[data-astro-cid-sz7xmlte] .muted[data-astro-cid-sz7xmlte]{color:var(--muted)}.kg-footer-col[data-astro-cid-sz7xmlte] .small[data-astro-cid-sz7xmlte]{font-size:.8rem}.kg-footer-col[data-astro-cid-sz7xmlte] nav[data-astro-cid-sz7xmlte],nav[data-astro-cid-sz7xmlte].kg-footer-col{display:flex;flex-direction:column;gap:6px}.kg-footer-col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--text-2);font-size:.9rem}.kg-footer-col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--text)}.kg-brand-mini[data-astro-cid-sz7xmlte]{display:inline-flex;align-items:center;gap:8px;margin-bottom:8px}.kg-brand-mini[data-astro-cid-sz7xmlte] strong[data-astro-cid-sz7xmlte]{background:linear-gradient(135deg,var(--brand-500),var(--accent-500));-webkit-background-clip:text;background-clip:text;color:transparent}@media(max-width:720px){.kg-footer-inner[data-astro-cid-sz7xmlte]{grid-template-columns:1fr;gap:20px;padding:28px 0}}.kg-page-with-sidebar[data-astro-cid-37fxchfa]{display:flex;gap:24px;padding-top:16px;padding-bottom:60px}.kg-page-main[data-astro-cid-37fxchfa]{flex:1;min-width:0}.kg-page-default[data-astro-cid-37fxchfa]{padding-top:24px;padding-bottom:60px}@media(max-width:900px){.kg-page-with-sidebar[data-astro-cid-37fxchfa]{flex-direction:column;gap:8px;padding-top:8px}}